Sherri has 35 apps on her phone and Bill has 64 apps on his phone.
Let's represent Sherri’s apps with x.
Then, the number of Bill's apps will be x+29 (since he has 29 more apps than Sherri).
Their total number of apps is 99.Thus, the mathematical equation is:x + (x+29) = 99
Simplifying this equation gives:2x + 29 = 99
Subtracting 29 from both sides of the equation gives:2x = 70
Dividing both sides by 2 gives:x = 35
This means Sherri has 35 apps on her phone.
Substituting that into x+29 gives:35+29 = 64
Therefore, Bill has 64 apps on his phone.
Hence, each person has Sherri has 35 apps on her phone and Bill has 64 apps on his phone. The total number of apps between the two of them is 99 apps.
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True or False: For a given mass of rising air, the dry adiabatic rate will always be higher than the wet adiabatic rate.
Answer:
true
Step-by-step explanation:
because there's less humidity
How many liters (L) of a 40% alcohol solution must be mixed with 60 L of a 60% solution to get a 50% solution
You need to mix 60 liters of the 40% alcohol solution with 60 liters of the 60% solution to get a 50% solution.
Let's solve the problem step by step:
Step 1: Define the variables:
Let x be the number of liters of the 40% alcohol solution that needs to be mixed.
Step 2: Write the equation based on the alcohol content:
In the final mixture, the amount of alcohol from the 40% solution and the amount of alcohol from the 60% solution should be equal.
Alcohol from the 40% solution + Alcohol from the 60% solution = Total alcohol in the mixture
0.40x + 0.60(60) = 0.50(x + 60)
Step 3: Solve the equation for x:
0.40x + 0.60(60) = 0.50x + 0.50(60)
0.40x + 36 = 0.50x + 30
0.10x = 6
x = 6 / 0.10
x = 60
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Write the equation in standard form.
1 + 4 = 3 (3x + 3)
Answer:
in fraction form it is -4/9 and in decimal form it is -0.4
Step-by-step explanation:
a painter mixes gray paint by using 1 gallon of black paint to 7 gallons of white paint. How much black paint and how much white paint would be needed to mix 20 gallons of gray paint?
Therefore , the solution of the given problem of unitary method comes out to be 2.5 gallons of black paint will be used.
What is an unitary method?The task may be completed using this well-known simplicity, extant variables, and any essential components from the first Diocesan customised query. As a result, you might get another opportunity for employing the item. If not, significant event effects in algorithmic knowledge will disappear.
Here,
The painter uses
=> 1/8 gallons of black paint to mix 1 gallon of grey paint (since the ratio of black to white paint is 1:7, or
=> 1 part black paint to 8 parts white paint). Therefore the painter would require:
To mix 20 gallons of grey paint.
As 1/8 gallon of black paint is required for every gallon of grey paint and there are 20 gallons of grey paint that need to be mixed, 20/8 equals 2.5 gallons of black paint.
=> White paint, 20 - 2.5 = 17.5 gallons (since the total amount of paint needed is 20 gallons, and 2.5 gallons of black paint will be used)
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please helpppppppppp
Answer:
sorry but i need some points right now so just ignore this
Step-by-step explanation:
cooling towers are used to remove or expel heat from a process. a cooling tower's walls are modeled by where the measurements are in meters. what is the width of the cooling tower at the base of the structure? round your answer to the nearest whole number.
The width of the cooling tower at the base of the structure is 100 meters, rounded to the nearest whole number.
Given that the cooling tower's walls are modeled by where the measurements are in meters and the width of the
cooling tower at the base of the structure is required, we can find the width by using the formula for the area of a
trapezoid. The area of the trapezoid represents the area of the base of the cooling tower.
Area of a trapezoid = 1/2 × (a + b) × h
where a and b are the lengths of the parallel sides of the trapezoid and h is the height or perpendicular distance
between the parallel sides.
In this case, the parallel sides of the trapezoid are not given, but we are given the height of the cooling tower, which is
100 meters. We also know that the area of the base of the cooling tower is 10,000 square meters.
Therefore, we can use the formula for the area of a trapezoid to find the sum of the lengths of the parallel sides of the
trapezoid, which will give us the width of the cooling tower at the base.
Area of a trapezoid = 1/2 × (a + b) × h
10,000 = 1/2 × (a + b) × 100
100 = (a + b)/2
200 = a + b
Width of cooling tower at the base = (a + b)/2
Width of cooling tower at the base = 200/2
Width of cooling tower at the base = 100 meters
Therefore, the width of the cooling tower at the base of the structure is 100 meters, rounded to the nearest whole number.
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An employee earns $15 an hour for the first 20 hours worked during the week. The employee earns an extra $5 per hour for every additional hour over 20 hours worke per week. The scenario is represented by the function f(x). How much does the employee earn by working 25 hours in one week?
The money that the employee earn by working 25 hours in one week is $400.
What is an equation?An equation is an expression that shows the relationship between two or more numbers and variables.
Let f(x) represent the amount of money that the employee earn by working x hours. If the employee work more than 20 hours, then:
f(x) = 15x + 5(x - 20)
For 25 hours:
f(25) = 15(25) + 5(25 - 20) = 400
The money that the employee earn by working 25 hours in one week is $400.
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what is 26.02-5.348=??????
Answer:
20.672
Step-by-step explanation:
26.02 - 5.348= 20.672
that's what I got... hopefully I got what your looking for.. :D
Joshua is raking leaves. He has of the yard left to rake. He splits the remaining yard into sections that are the size of the entire yard. How many sections of the yard are left for Joshua to rake?
Answer: 2???????
It's too short. Write at least 20 characters to explain it well.
Answer:
the answer is 12 or 12/18
Step-by-step explanation:
you turn the 2/3 into 12ths
Trapezoid WHNT is shown where R is the midpoint of HN,Y is the midpoint of WT, WH=10 x +2.6, NH=11x - 7.4, TN= 23x - 3.9, RY =18x- 4.1, and WT=8x+ 5.2
The value of x round to the nearest tenth
The measurement of YT round to the nearest tenth
Applying the Trapezoid Midsegment Theorem, the value of x is: 2.3
Measurement of YT = 11.8
What is the Trapezoid Midsegment Theorem?According to the Trapezoid Midsegment Theorem, if a line runs parallel to both bases of a trapezoid and intersects the midpoint of one of its legs, it will also intersect the midpoint of the other leg. Moreover, the length of this midsegment will be equal to the sum of the lengths of both bases divided by two.
According to the theorem, we have:
RY = 1/2(WH + TN)
Plug in the values:
18x - 4.1 = 1/2(10x + 2.6 + 23x - 3.9)
Solve for x:
2(18x - 4.1) = (10x + 2.6 + 23x - 3.9)
36x - 8.2 = 33x - 1.3
36x - 33x = 8.2 - 1.3
3x = 6.9
x = 2.3
YT = 1/2(WT)
YT = 1/2(8x + 5.2)
Plug in the value of x:
YT = 1/2(8(2.3) + 5.2)
YT = 11.8
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barely anyone answer my questions all day im just trying to get this test over with before thanksgiving break it my last thing and i always fail these tests :(
Answer:
I don't see anything here to help with
1/9(2m-16)=1/3(3m+4)
Answer:
m = -4
Step-by-step explanation:
\( \frac{1}{9} (2m-16)= \frac{1}{3} (3m+4)\)
\( \frac{2}{9} m - \frac{16}{9} = \frac{3}{3} m + \frac{4}{3} \)
\( \frac{2}{9} m - m = \frac{4}{3} + \frac{16}{9} \)
\( \frac{2}{9} m - \frac{9}{9} m = \frac{12}{9} + \frac{16}{9} \)
\( \frac{2m - 9m}{9} = \frac{12 + 16}{ 9} \)
\(2m - 9m = 12 + 16\)
\( - 7m = 28\)
\(m = \frac{28}{ - 7} \)
\(m = - 4\)
What multiplication product is represented by this grid
Answer: 0.07 x 5
There are 35 colored out of the 100 = 35%
35% = 0.35 = 0.07 x 5
sin(20) = cos(2u) = tan(24) = 3. [-/5 Points] Use the given conditions to find the exact values of sin(2u), cos(2u), and tan(2u) using the double-angle formulas. sin(u) = -3/5, 3m/2
Using the given conditions that sin(20) = cos(2u) = tan(24) = 3, we can find the exact values of sin(2u), cos(2u), and tan(2u) using the double-angle formulas. By substituting the known values into the formulas, we can determine the exact values of these trigonometric functions.
Given sin(20) = 3, we can use the double-angle formula for sine to find sin(2u).
The double-angle formula for sine is sin(2u) = 2sin(u)cos(u). We know that sin(u) = -3/5, so we can substitute this value into the formula to calculate sin(2u).
Therefore, sin(2u) = 2(-3/5)(cos(u)).
Given cos(2u) = 3, we can use the double-angle formula for cosine to find cos(2u).
The double-angle formula for cosine is cos(2u) = cos^2(u) - sin^2(u). Since we already know sin(u) = -3/5 and cos(u) can be calculated using the Pythagorean identity (cos^2(u) = 1 - sin^2(u)), we can substitute these values into the formula to determine cos(2u).
Finally, given tan(24) = 3, we can use the double-angle formula for tangent to find tan(2u).
The double-angle formula for tangent is tan(2u) = (2tan(u))/(1 - tan^2(u)). By substituting the known value of tan(24) = 3 into the formula, we can calculate the exact value of tan(2u).
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the point at which the perpendicular bisectors intersect in a triangle___
The point at which the perpendicular bisectors intersect in a triangle is called the circumcenter. The circumcenter is the center of the circumcircle, which is a circle that passes through all three vertices of the triangle.
It is the center of the circle that is tangent to each side of the triangle. The circumcenter is equidistant from each vertex of the triangle and can be calculated by finding the intersection of the perpendicular bisectors of the triangle. The perpendicular bisectors of a triangle are lines that pass through the midpoints of the sides of the triangle and are perpendicular to the sides.
The circumcenter is important in triangle geometry because it helps to define the triangle and its properties. Knowing the circumcenter of a triangle can be useful in finding the triangle's area, medians, altitudes, and angle bisectors.
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i dont know how to write this in a slope intercept form
Pls help me^^
Matteo is following this recipe to make a cake.
He wants to make three of these cakes.
How much of each ingredient does he need?
Answer:
24 ounces of butter
21 ounces of sugar
30 ounces of flour
12 eggs
3 teaspoon of baking powder
Step-by-step explanation:
Simple. All you had to do was multiply each quantity by 3, because you needed 3 lots of each.
Hope this helps.
24 ounces of butter
21 ounces of sugar
30 ounces of flour
12 eggs
3 tsp baking powder
Step-by-step explanation:
To make 1 cake you need 8 ounces of butter ...
To make 3 times it ×3
and then continue the same step by multiplying every ingredient ×3
Covert the following decimals to percents.
0.15 =_%
Answer:
15%
Step-by-step explanation:
0.15 x 100 = 15%
Gotdam.n we know x and juice are
dead,you ain't gotta post on here too
Answer:
........... hi ...........
Step-by-step explanation:
hmm
well we know they are dead, but.....
I never listened to any songs
The shape below is made of two rectangles joined together.
3 cm
4 cm
6 cm
6 cm
15 cm
Find the total area of the shape.
Optional working
Answer:
+
cm²
The total area of the shape is equal to 102 cm².
How to calculate the area of a rectangle?Mathematically, the area of a rectangle can be calculated by using this formula:
A = LW
Where:
A represents the area of a rectangle.W represents the width of a rectangle.L represents the length of a rectangle.Next, we would determine the area of this irregular shape in parts as follows;
Area of rectangle 1 = 15 × 6
Area of rectangle 1 = 90 cm²
Area of rectangle 2 = 4 × 3
Area of rectangle 2 = 12 cm²
Total area of irregular shape = 90 + 12
Total area of irregular shape = 102 cm²
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in an oral exam, a student is supposed to draw a card randomly from a set of 20 cards and answer all three questions on the selected card. mike is taking the exam. there are 8 favorable cards (mike knows answers for all 3 questions). mike will get a grade a if he answers all 3 questions. what is the probability for mike to get an a if he draws the card:
if Mike draws a card randomly, he has a 40% chance of getting a grade of "A".
The probability of an event is a numerical measure of the likelihood that the event will occur. It is expressed as a fraction or decimal between 0 and 1, where 0 indicates that the event is impossible and 1 indicates that the event is certain to occur. In this case, the event is Mike getting a grade of "A" on the oral exam, and the probability of this event is calculated as the number of favorable outcomes (cards with answers known by Mike) divided by the total number of possible outcomes (all 20 cards).
So, if Mike draws a card randomly from the set of 20 cards, he has a chance of 8/20 = 2/5 = 0.4 or 40% of answering all 3 questions correctly and getting a grade of "A". This means that if the experiment of drawing a card and answering the questions is repeated many times, Mike is expected to get a grade of "A" in 40% of those instances. The probability of Mike getting a grade of "A" is equal to the number of favorable outcomes (cards with answers known by Mike) divided by the total number of possible outcomes (all 20 cards).
Since Mike knows the answers to all 3 questions on 8 cards, the probability of him getting a grade of "A" is:
P(A) = 8/20 = 2/5 = 0.4 or 40%
So, if Mike draws a card randomly, he has a 40% chance of getting a grade of "A".
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3) 3 feet = 1 yard. If a quarterback passes for 327 yards during a game.
How many feet did the quarterback pass for? *
the n 1/2 of the se 1/4 of the sw 1/4 and the ne 1/4 of the sw 1/4 of section 19 contains how many acres?
The n 1/2 of the se 1/4 of the sw 1/4 and the ne 1/4 of the sw 1/4 of Section 19 contains 40 acres.
The method used for land surveying is called the government rectangular survey system.
This system is commonly known as the Public Land Survey System (PLSS) of the United States. It is based on a grid network. The grid is formed with meridians and baselines.
The meridians are the imaginary lines running north to south, and the baselines are the imaginary lines running east to west. The meridians and baselines are named as ranges and townships, respectively.
Each range is 6 miles wide and numbered consecutively, beginning with the one on the far west side of the state. The townships are numbered from 1 to 36, in sequence, beginning at the southeast corner of the state. The government rectangular survey system divides the land into smaller units as follows:
Each township is further divided into 36 sections, each section is one square mile, or 640 acres.
Each section is further divided into halves, or 320 acres, and each half is divided into quarters, or 160 acres, and each quarter is divided into quarters again, or 40 acres.
Finally, each 40-acre parcel is divided into quarters, or 10 acres.
Therefore, the n 1/2 of the se 1/4 of the sw 1/4 and the ne 1/4 of the sw 1/4 of section 19 contains 40 acres.
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It is as yet an unproven conjecture that there exist infinitely many pairs of primes that differ by two. These special prime numbers (e.g., 17 and 19, or 1019 and 1021) are sometimes known as "prime pairs" but are best known as what?
These special prime pairs are best known as "twin primes."
The question is about the unproven conjecture that there exist infinitely many pairs of prime numbers that differ by two, which are best known as a specific term. These special prime numbers, such as (17 and 19) or (1019 and 1021), are sometimes called "prime pairs" but they are best known as "twin primes."
Twin primes are the pairs of prime numbers that differ by a number of two, such as (3, 5), (5, 7), (11, 13), (17, 19), and so on. The conjecture that there are infinitely many twin primes is one of the oldest unsolved problems in number theory.
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The answers and help showing work plsss
Answer:
1) x = 80
2) x = 95
3) x = -7
4) x= 32
5) No
Step-by-step explanation:
1) 180 - 60 - 40 = 80
2) 180 - 35 - 50 = 95
*Those two questions you use 180 (the total degrees of a triangle) to figure out the missing angle.*
3) 180 - 76 - 41 = 63
x + 70 = 63 (subtract 70 to get -7)
*You are trying to find x not the angle. So you need to find the angle (the first part) and plug in to find what x needs to be*
4) 180 - 122 = 58
*Those two angles are supplementary*
180 - 90 - 58 = 32
5) No because the three angles don’t add up to 180
85 + 45 + 45 = 175 Needs to be 180
Why would an engineer most likely use topography maps in his or her work?
to find an area used for camping
to define a political boundary line
to determine the best location for a new road
to find the ideal place to hike on a mountain
Answer: So, an Engineer will use a topography while working to locate the elevation for a given region. They provide the numerical value of an elevation. So from the list of options the closest to it is to determine the best location for a new road.
I hope this is helpful.
Answer:
B
Step-by-step explanation:
Which expression represents the quotient of the sum of a number (n) and 4, divided by
2?
Answer:
(n+4) ÷ 2
Step-by-step explanation:
An equation you can use to solve this problem is:
(n + 4) ÷ 2Therefore, the answer is listed above.
Answer:
n+4divided by 2
Step-by-step explanation:
4 + 3 x 7 − 1 = 42 put brackets
Answer:
42
Step-by-step explanation:
(4 +3) ×(7-1) =
7 ×6 =
42
I need help with a and b
Answer:
a. (c+h)(d) represents the cost of renting a car and a hotel room for d days.
(c+h)(d) = 96d+25
b. d = 5.99. d represents the number of days renting a car and a hotel room.
Step-by-step explanation:
a. (c+h)(d) = 22d+25+74d
= 96d+25
b. 600 = 96d+25
575=96d
d = 5.99
find the circumference of the circle below
Hello !
Answer:
\(\boxed{\sf C\approx62.8 ft}\)
Step-by-step explanation:
To find the circumference of a circle with its radius, we will apply the following formula:
\(\sf C=2\pi r\)
Where r is the radius of the circle.
Given :
diameter = 20 ftWe know that the diameter is equal to two times the radius, so \(r=10\) ft.
Let's substitute our value into the formula :
\(\sf C=2\times \pi\times 10\\\boxed{\sf C\approx62.8 ft}\)
Have a nice day !
Answer:
62.8 ftStep-by-step explanation:
GivenDiameter = 20Radius= ? Circumference = ?To find outCircumferenceBy UsingCircumference of circle = 2πrSolutionWe know that
Radius = d/2So,
→ R = 20/2
→ R = 10
Now,
We know that,
Circumference of circle = 2πr
→ 2 × 22/7 × 10
→ 440/7
→ 62.8 ft
Hence ,
Option d is correct answer