Answer:
THe HCF is 4 and the LCM is 24. The sum of 24 and 4 is 28. The answer is 28.
Step-by-step explanation:
HCF:
8: 1, 2, 4, 8
12: 1, 2, 3, 4, 6, 12.
LCM:
8: 8, 16, 24, 32, 40
12: 12, 24, 36, 48
The length of the longer leg of a 30 60 90 triangle is 6. The hyp is 9.
State the solution in Simple Root Form:
State the solution to the nearest tenth:
Step-by-step explanation:
there is something severely wrong with the problem definition.
when the Hypotenuse = 9, there is no 30-60-90 triangle with a leg = 6.
and when we are just focusing that this is a right-angled triangle with the Hypotenuse = 9, then 6 cannot be the longer leg.
it is also not clear what the solution is supposed to be. the 2nd leg ? the area ? the perimeter ? the height(s) ? ...
what ?
so, all I can do here is to show you why I said what I said :
30-60-90 triangle with Hypotenuse = 9
then the longer leg is opposite of the 60° angle and therefore sin(60)×9 = 7.794228634...
the shorter leg is opposite of the 30° angle and therefore sin(30)×9 = 0.5×9 = 4.5
a right-angled triangle with Hypotenuse = 9, one leg = 6 gives us per Pythagoras for the other leg
9² = 6² + leg²
81 = 36 + leg²
45 = leg²
leg = sqrt(45) = 6.708203932...
so, you see, as stated above, there is no leg with the length 6 in such a 30-60-90 triangle.
and in a more general right-angled triangle, if one leg = 6, then the other leg is actually longer.
therefore, there is everything wrong with the problem definition.
Do anybody know his question?
The table shows the relationship between the participants walking and running for the week's cross-country practices.
Walk (laps) 3 B 15
Run (laps) 5 10 D
Total (laps) A C 40
At this rate, how many laps will the participants walk if the total distance is 32 miles? How many miles will they run?
They will walk 7 laps and run 17 laps for a total of 32 miles.
They will walk 12 laps and run 20 laps for a total of 32 miles.
They will walk 14 laps and run 18 laps for a total of 32 miles.
They will walk 10 laps and run 22 laps for a total of 32 miles.
Question 3(Multiple Choice Worth 2 points)
(Three-Column Tables LC)
PART 2
The data below shows the ratio of brown to green crayons in four kindergarten classrooms.
12 to 20
10 to 25
14 to 35
30 to 75
Which table below correctly shows these ratios in a three-column table?
Brown 20 25 35 75
Green 12 10 14 30
Total 32 35 49 105
Brown 12 10 14 75
Green 20 25 35 30
Total 30 35 44 105
Brown 12 10 14 30
Green 20 25 35 75
Total 32 35 49 105
Brown 12 25 14 30
Green 20 10 35 75
Total 42 35 49 100
Using proportional relationships, it is discovered that they will cover 32 miles overall by walking 12 laps and running 20 laps.
For the second issue, the appropriate response is:
Brown 12 10 14 30
Green 20 25 35 75
Total 32 35 49 105
What is a direct proportional relationship?
In a direct proportional connection, the output variable is determined by multiplying the input variable by the proportionality constant, k, as in the example below:
y = kx.
For the first question, we have that out of a total distance of 8 miles, they:
Walk 3/8 of the distance.
Run 5/8 of the distance.
Hence the proportional relationships for the distances are given as follows:
Walked = 3/8 x Total Distance.
Ran = 5/8 x Total Distance.
For a total distance of 32 miles, the distances walked and ran are given as follows:
Walked: 3/8 x 32 = 3 x 4 = 12 miles = 12 laps.
Ran: 5/8 x 32 = 5 x 4 = 20 miles = 20 laps.
For the second question, we have that the table has to following the given ratios of the first row to the second row, with the third row being the sum of the first two rows, hence the third table is correct.
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Six students write an exam. The average score obtained on the exam by the group of students is 71%. If the first two students each obtained a mark of 73%, while the next three students each obtained a mark of 68%, what was the mark obtained by the sixth student?
in a semiconductor company's quality control test, a machine found that 22 out of a sample of 600 computer chips were defective how many of the 36,000 computer chips the company makes each would you expect to be defective?
Answer:
1320 should be expected
Step-by-step explanation:
22 = 600
x10
220 = 6,000
x6
1320=36,000
How do I solve this problem?
5 + 2/3 ( 2p - 6 ) = 9
Answer:
p = 6
Step-by-step explanation:
5 + 2/3 (2p - 6) = 9
5 + 4/3p - 4 = 9
1 + 4/3p = 9
4/3p = 8
p = 6
Answer:
p= 6
Step-by-step explanation:
Solve for p:
(2 (2 p - 6))/3 + 5 = 9
Put each term in (2 (2 p - 6))/3 + 5 over the common denominator 3: (2 (2 p - 6))/3 + 5 = 15/3 + (2 (2 p - 6))/3:
(15/3 + (2 (2 p - 6))/3) = 9
15/3 + (2 (2 p - 6))/3 = (2 (2 p - 6) + 15)/3:
((2 (2 p - 6) + 15)/3) = 9
2 (2 p - 6) = 4 p - 12:
((4 p - 12) + 15)/3 = 9
Grouping like terms, 4 p - 12 + 15 = 4 p + (15 - 12):
(4 p + (15 - 12))/3 = 9
15 - 12 = 3:
(4 p + 3)/3 = 9
Multiply both sides of (4 p + 3)/3 = 9 by 3:
(3 (4 p + 3))/3 = 3×9
(3 (4 p + 3))/3 = 3/3×(4 p + 3) = 4 p + 3:
(4 p + 3) = 3×9
3×9 = 27:
4 p + 3 = 27
Subtract 3 from both sides:
4 p + (3 - 3) = 27 - 3
3 - 3 = 0:
4 p = 27 - 3
27 - 3 = 24:
4 p = 24
Divide both sides of 4 p = 24 by 4:
(4 p)/4 = 24/4
4/4 = 1:
p = 24/4
The gcd of 24 and 4 is 4, so 24/4 = (4×6)/(4×1) = 4/4×6 = 6:
Answer: p = 6
The temperature outside changed from 76°F to 41°F over a period of five days. If the temperature changed by the same amount each day, what was the daily temperature change?
A.
35°F
B.
-35°F
C.
7°F
D.
-7°F
Answer:
C. 7°F
Step-by-step explanation:
A grocery store has 8 open checkout lanes. The next 200 customer choose a checkout late at random. The customers selected Lane 1, Lane 3, and Lane 5 a total of 65 times. What is the relative frequency of customers selecting Lane 1, Lane 3, or Lane 5?
URGENT
Answer:
13/40
Step-by-step explanation:
Isabel went to the grocery store. She spent $15.91 on vegetables and $11.22 on fruit. She also bought some bread. If she paid with 3 ten dollar bills and got 45 cents back in change, how much did she spend on bread?
Based on an equation, the amount that Isabel spent on bread was $2.42.
How the equation was solved?To solve the equation for the amount spent on bread, we determined the total amount Isabel spent by subtracting the change from the total bills she had.
An equation is a mathematical statement of the equality or equivalence of two or more mathematical expressions.
The amount Isabel spent on vegetables = $15.91
The amount she spent on fruits = $11.22
Let the amount she spent on bread = x
The total amount she went with = $30 (3 x $10)
The change she got after giving the cashier $30 = $0.45
The total amount Isabel spent for vegetables, fruits, and bread = $29.55 ($30.00 - $0.45)
x = $2.42 ($29.55 - $15.91 - $11.22)
Check:
Vegetables = $15.91
Fruits = $11.22
Bread = $2.42
Total expenses = $29.55
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struggling hard with probability questions, if anyone could help would be greatly appreciated, will give brainiest
The value of the probability is P(Large or Blue) = 7/10
How to evaluate the probability?The given parameters are represented on the table
Using the table parameters, we have
P(Large or Blue) = [(Large) + (Blue) - (Large and Blue)]/Total
This gives
P(Large or Blue) = ((17 + 8) + (17 +3) - 17)/(17 + 3 + 8 + 12)
This gives
P(Large or Blue) = 28/40
Simplify
P(Large or Blue) = 7/10
Hence, the value of the probability is P(Large or Blue) = 7/10
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PLEASE HELP!!!!!
WILL MARK BRAINLIEST!!!!
Answer:
Yes (reasoning below)
Step-by-step explanation:
A function relates an input to an output. It is like a machine that has an input and an output. And the output is related somehow to the input.
Answer:
No (please see below for reasoning).
Step-by-step explanation:
Hello there!
We are given the graph of a vertical parabola and we want to figure out if it's a function or not.
A function has ONE output for every input. In other words, if you put one thing into a function, you're only going to get ONE thing back out.
One analogy to think about this is a vending machine; if you press one code (the input), you're only going to get one snack (let's say, chips), and if you a specific code, the only possible snack for that code would be the chips (the output). In simpler terms, if you press 3D on a vending machine, you're only getting the chips. You're not getting the cookies and the chips. 3D can't correspond to both chips and cookies.
One way to figure out if an equation is a function if you're given the graph is to do the vertical line test, where you will draw a vertical line through the graph. If the line hits two or more points in the graph, that means the input has more than one output, which wouldn't be a function.
So draw a vertical line through the graph.
Please see the picture below for the visual representation. Notice how the blue line hits two points on the graph. This means it isn't a function, since it means that the input (the value of x) has more than one output (the y values on the graph). Remeber that, for a function, we only can have one output for every input.
Hope this helps!
1. To deliver mail in a particular neighborhood, the postal carrier needs to walk along each of the streets with houses (the dots). Create a graph with edges showing where the carrier must walk to deliver the mail.
The graph for the mail is attached below.
What is graph?
A function, which is a relation that matches every element in its domain with exactly one element in its range, can also be represented as a graph.
Linear function graph. Every linear function has the formula f(x)=ax+b, where an is not zero and a and b are real numbers. ...
Squaring Function Graph. A parabola, or U-shaped curve, is the common name for a squaring function graph. ...
A reciprocal function's graph.
Step Function's graph.
Piece-Wise Function Graph.
The dots on the given figure denoted the houses where the postal carrier needs to go.
The graph is attached below.
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Y=-2/3x+4 Solve for x
Answer:
answer should be x = -3y/2 + 6
hope it helps :D
5z + 3n -z2 ; n = 4.5 , z = 6 PLZ answer this
Answer:
5(6)+3(4.5)- 6(2)= 31.5
Step-by-step explanation:
Answer:
hmmmmm
Step-by-step explanation:
identify the sample space of rolling two six sided die at the same time
Answer:
The sample space of rolling two six-sided dice at the same time consists of all possible outcomes of the two dice. Each die can show any number from 1 to 6, so the sample space contains 6 x 6 = 36 possible outcomes.
Each outcome is represented by an ordered pair (a,b) where a and b are integers from 1 to 6 representing the numbers shown on each die, respectively. For example, (1,1), (1,2), (1,3),......., (6,5), (6,6) are all possible outcomes in the sample space.
Can u pleaseee answer all parts pleaseeeee <3333
please help meee
a. In interval notation, Increasing intervals: (12pm, 1pm) U (1pm, 2pm) U (2pm, 3pm). Decreasing intervals: (8am, 9am) U (11am, 12pm). Constant intervals: (9am, 10am) U (10am, 11am)
b. The increase in cost between 12 noon and 3 pm is $2.
c. Yellow Cab has a lower price per 1km than Swift ride at (8am, 9am) (9am, 10am) (2pm 3pm)
How do you express a data set in interval notations?Interval notation is used to represent continuous intervals of numbers or values, like ranges on a number line.
The graph shows that from 8-9am, and 11-12pm, the cost from Swift Ride decreases.
We can represent it as (8am, 9am) U (11am, 12pm).
It increases at these times (12pm, 1pm) U (1pm, 2pm) U (2pm, 3pm).
And stays constant at : (9am, 10am) U (10am, 11am)
Cost increase from 12 to 3pm,We simply deduct the 12pm's cost from 3pm's cost.
So, we have
Cost increase = $3.5 - $1.5
Evaluate the difference
Cost increase = $2
Hence, the cost increase is $2
The time interval where the cost is lowerWhen you plot the points provided for Yellow cab, you'll notice that Yellow Cab has a lower price per 1km than Swift ride at (8am, 9am) (9am, 10am) (2pm 3pm)
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The perimeter of a rectangle is 40 inches. Find the length and width if the length is an integer and the width is 2 times the next consecutive integer. Length = Width =
The values are;
Length = 6 inches
Width = 14 inches
How to determine the valuesThe formula for determining the perimeter of a rectangle is expressed as
P = 2( l + w)
Where;
P is the perimeterl is the lengthw is the widthFrom the information given, we have;
Length = x
Width = 2(x + 1) = 2x + 2
Now, substitute the values
40 = 2( x + 2x + 2)
expand the bracket
40 = 2(3x + 2)
40 = 6x + 4
collect like terms
6x = 40 - 4
6x = 36
x = 36/6
Divide the values
x = 6 inches
Length = 6 inches
Width = 2( 6 + 1) = 2(7) = 14 inches
Hence, the values are 6 and 14 inches
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The values are;
Length = 6 inches
Width = 14 inches
How to determine the values
The formula for determining the perimeter of a rectangle is expressed as
P = 2( l + w)
Where;
P is the perimeter
l is the length
w is the width
From the information given, we have;
Length = x
Width = 2(x + 1) = 2x + 2
Now, substitute the values
40 = 2( x + 2x + 2)
expand the bracket
40 = 2(3x + 2)
40 = 6x + 4
collect like terms
6x = 40 - 4
6x = 36
x = 36/6
Divide the values
x = 6 inches
Length = 6 inches
Width = 2( 6 + 1) = 2(7) = 14 inches
Hence, the values are 6 and 14 inches
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PLSS Someone plss help plss helppp plllsss Will mark brainliest!!!
Answer:
( 6 , 8 )
Step-by-step explanation:
y = kx
k = \(\frac{y}{x}\)
( 3 , 4 )
k = \(\frac{4}{3}\)
\(\frac{4}{3}\) = \(\frac{8}{6}\) = \(\frac{12}{9}\) = ....
( 6 , 8 )
WILL GIVE BRAINILY TO WHOEVER ANSWERS FIRST!!! also questions worth 70 points. :)
From the graph , we can see that the line of the graph passes through the points ,
(0,0)
(-1,0)
( 2, 0 )
(3,0)
These are the roots of the equation. The point on which the graph cuts the x axis are the roots of the graph . Here since the graph cuts x axis 4 times , it has 4 roots as ,
-1
2
0
3
Equation of the graph :-
\(\implies f(x) = x ( x +1)(x-2) ( x-3) \)
We first have to create the roots of the graph. This can the done by creating factors based on the x intercepts as shown in the equation above. We have to make sure we change the signs of the x intercepts in order to create zeros.
We then have to square (x+0) because it does not completely cross the x axis. Finally we we multiply everything by -1 because the graph is starting from the top.
\(\longrightarrow \underline{\boxed{ {x}^{2} (x + 1)(x - 2)(x - 3)}}\)
I really need help with this.
Answer:
300 cm cubed or 300 cm^3
Step-by-step explanation:
(b x h ) / 2 = Area of triangle
5 x 12 = 60
60 / 2 = 30
Because it is a prism, the cross-sectional area is the same throughout the prism. Therefore, you just need to multiply the area by the height/width, which is 10cm.
30 x 10 = 300 cm cubedor 300 cm^3
Answer:
1/2BA*2+l*w
1/2*12*5*2+10*13+12*10+10*5
=360cm
Wagner enterprise sells two products large tractors and small tractors. A large tractor sells for $62,000 per unit with variable costs of $28,520 per unit. Small tractors sell for $34,000 per unit variable costs of $16,320 per unit. Total fixed costs for the company are $1,560,000. Wagner enterprises typically sells two large tractors for every three small tractors
Assuming the sales mix remains constant, how many large and small tractors are sold (in units) at Wagners break even point?
Large Tractors Sold at Break Even Point= 26 units
Small Tractors Sold at Break Even Point= 39 units
What is Break-Even Point?Break-even point is where sales are equivalent to the sum of all costs incurred by the company. It is a significant concept in accounting as it gives the managers vital information on how many units must be sold to make business operations profitable.
From the question, it was stated that Wagner Enterprises sells for every three small tractors, two large tractors. Therefore, the sales mix will be:
Large Tractor = 2/5Small Tractor = 3/5The contribution margin per unit will be computed first, after which we multiply the sales mix by the computed margin per unit to get the Weighted Average Contribution Margin (WACM). This is shown below:
For Large Tractor:
Selling Price per Unit = $62,000
Variable Cost per Unit = $28,520
Contribution Margin per Unit = ($62,000 - $28,520) = #33,480
Multiply by sales-mix of 2/5 = 2/5 times $33,480 = 13,392 (WACM)
For Small Tractor:
Selling Price per Unit = $34,000
Variable Cost per Unit = $16,320
Contribution Margin per Unit = ($34,000 - $16,320) = #17,680
Multiply by sales-mix of 3/5 = 3/5 times $17,680 = 10,608 (WACM)
The Total Weighted Average Contribution Margin per unit is therefore:
$13,392 + $10608, equaling $24,000.
Now we can find the Break-even Point in Unit.
Formula for Break-even Point in Unit = Total Fixed Cost (TFC) divided by Weighted Average Contribution Margin in unit
Total Fixed Costs = $1,560,000
WACM in unit = $24,000
Break-Even Point = \(\frac{1,560,000}{24,000}\) = 65 units
From the calculations, the total units that must be sold to break-even are equivalent to 65 units. Given the above sales mix, the 65 units will be shared thus:
Large Tractor: 2/5 x 65units = 26 units Small Tractor: 3/5 x 65units = 39 unitsTherefore, 26 units of Large Tractors and 39 units of Small Tractors were sold at Wagner's Enterprise break-even point.
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The minutes of daylight each day of the year in a certain northern town are approximately modeled by the function ()=−125−1732+1424 Where x represents the day of the year (January 1 is x=1) and()represents the minutes of sunlight.The vertex of this function means that on the longest day of the year —June 22nd (day 173)—this town saw _____minutes of sunlight.
Answer:
X is missing from the equation
Step-by-step explanation:
it cost 42 dollars to rent a bike for 8 hours, how many hours of bike use does the customer get per dollar
Answer:
About .19 cents for the unit rate
Step-by-step explanation:
A baker has 20 pounds of sugar . He uses 3/8 of the sugar to bake cookies . How many pounds does he have left ?
Simplify. Rewrite the expression in the form 5^n. 5^10/5^3
Answer:
5^7
Step-by-step explanation:
What is the quotient of -4/5-2
Answer:
-1.3
Step-by-step explanation:
Need answer to this question please don’t understand it
we have to do alot for this
so first we gotta change 12.3 into a mixed fraction
n = 5 so 5 ÷ 12.3
What is the slope of the following line?
Answer:c, the answer is c
Step-by-step explanation:
Seven times of a number decreased by ninety is thrice of that number. What is the number?
Answer:
22.5
Step-by-step explanation:
x= the number
Let's write the statement as an equation, and solve for x.
7x-90=3x
-90=-4x
22.5=x
Find m
A)36
B)80
C)56
D)44
E)124
Answer:
44
Step-by-step explanation:
vertical angles
The function h(x) is a transformation of the square root parent function, f(x)= sqrt x . What function is h(x) ?
Answer:
You can actually change it however you want I just happen to add two underneath the radical which shifted the graph to the left and I subtracted five on the outside of the radical which shifted the graph down five
The function h(x) is a transformation of the square root parent function, f(x)= √x then the function h(x) is√x+2 - 5
What is Graph?Graph is a mathematical representation of a network and it describes the relationship between lines and points.
f(x) = √x
f(x) is a parent function.
a parent function is the core representation of a function type without manipulations such as translation and dilation.
We have to find the function h(x) which is obtained by transforming the function f(x)
From the given graph, the function f(x) is moved up about 2 units and the shifted left of 5 units
h(x) =√x+2 - 5
Hence, the function h(x) is a transformation of the square root parent function, f(x)= √x then the function h(x) is√x+2 - 5
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