a student earned scores of 85, 83, 90, 94, 88, and 84 on the first six tests in a biology class. what score is needed on the seventh test to produce an 86 average?

Answers

Answer 1
the score needed would be 78

Related Questions

HURRYYY HELPP PLZZZ

Leon is going to the park to play basketball every 5 days and his friend Joe is
going to play every 4 days. What are the first 3 days that Leon and Joe will be at
the park at the same time?
20th day, 30th day, 40th day
4th day, 5th day, 10th day
20th day, 40th day, 60th day
O 20th day, 40th day, 80th day

HURRYYY HELPP PLZZZLeon is going to the park to play basketball every 5 days and his friend Joe isgoing

Answers

Answer:

20th, 40th, 60th day.

Step-by-step explanation:

From the question given above,

Leon goes to the park every 5 days.

Joe goes to the park ever 4 days.

Since we are trying to obtain the first 3 days in which Leon and Joe will be at the park at the same time, let us obtain a 2 months time table for them knowing that they will be at the park at the same time at least ones in a month.

For Leon:

5th, 10th, 15th, (20th), 25th, 30th, 35th, (40th), 45th, 50th, 55th, (60th).

For Joe:

4th, 8th, 12th, 16th, (20th), 24th, 28th, 32th, 36th, (40th), 44th, 48th, 52th, 56th, (60th).

From the above, Leon and Joe will be at the park same time on the 20th, 40th and 60th day.

Answer: 20 40 and 60

Step-by-step explanation:

Given that 2x - 45=7y and 3x=15, what is the value of y+2?
-

Answers

Answer:

the value of y+2 is 21+2=24y

if the statement is a rewrite as a conditional statement in if-then form, which best describes the conclusion? A student who earns 85% earns a B

Answers

Answer:

Step-by-step explanation:

cdfbdfbf

Answer:

"then a student earns a b"

Step-by-step explanation:

Two cars that are 150 miles apart start driving toward each other on parallel roads. The average speed of the first car is 60 miles per hour. The average speed of the second car is 55 miles per hour. Which equation can be used to determine t, the time it takes for the two cars to pass each other?

A table showing Rate in mile per hour, Time in hours, and Distance in miles. The first row shows First Car and has 60, t, and 60 t. The second row shows Second Car and has, 55, t, and 55 t.

60t – 55t = 0
60t + 55t = 1
60t + 55t = 150
60t – 55t = 150

Answers

Answer:

60T + 55T = 150

Step-by-step explanation:

\(T(60+55)=150\\115T=150\)

\(T=150/115=1.304 hr\)

The cars takes 1.304 hrs (1h 18 min aprox) to pass each other

Hope this helps

Answer:

c

Step-by-step explanation:

What is the slope of the line that contains the points (1,4) and (4,8)

Answers

Answer:

i think 4/3 is the answer

What is the slope of the line that contains the points (1,4) and (4,8)

Estimate 8% of 40 show your thinking

Answers

Answer:

3.2

Step-by-step explanation:

Simplify the expression.

Just divide the numbers.

There are 10 horses in a race. In how many ways can thre first three positions of the order of the finsih occur assuming noties

Answers

There are 720 ways the first three positions of the order of finish can occur assuming no ties in a race with 10 horses.

To calculate the number of ways the first three positions can occur, we use the permutation formula:

nPr = n! / (n - r)!

where n is the total number of objects and r is the number of objects we are choosing.

In this case, we have 10 horses and we want to choose the first three positions, so we get:

10P3 = 10! / (10 - 3)! = 10! / 7! = (10 x 9 x 8) / (3 x 2 x 1) = 720

Therefore, there are 720 ways the first three positions of the order of finish can occur assuming no ties.

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Could someone help me? The problems (see image attached) are about whether or not a decimal can be written as a question and why or why not.

Could someone help me? The problems (see image attached) are about whether or not a decimal can be written

Answers

Answer:

yes it can be bc it is repeating

The following data displays ages in which people started wearing braces. Use the data
below to answer questions 1-4:
14, 14, 15, 15, 16, 16, 16, 18, 19, 57
1. Calculate the following:
a. Mean
b. Median
c. Mode
2. What is the best measure of center for this data? Why?
3. Create a boxplot using the data.
4. Create a stem and leaf plot using the data.

Answers

Answer:

Step-by-step explanation:

how big is yo toes?

# no spams
ans should be well explained ​

# no spams ans should be well explained

Answers

Answer:

1.3cm

Step-by-step explanation:

7*7=49

4.9-3.5=1.3cm

1.3cm of cloth is left out

\(▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ { \huge \mathfrak{Answer}}▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ \)

Area of cloth left out :

\(\boxed{ \boxed{10.54 \: \: cm {}^{2} }}\)

Solution is in attachment !

# no spams ans should be well explained

If the following data were transformed and points with the coordinates
(x, log()) were plotted, what points would be plotted? Round log(y) to three
decimal places.
X
1
2
3
y
15
104
728
A. (0, 1.176), (0.301, 2.017), (0.477,2.862)
B. (1.176, 15), (2.017, 104), (2.862, 728)
C. (1, 1.176), (2, 2.017), (3, 2.862)
O D. (1,0.067), (2, 0.010), (3, 0.014)

If the following data were transformed and points with the coordinates(x, log()) were plotted, what points

Answers

The correct points to be plotted after transforming the data with the coordinates (x, log(y)) are (1, 1.176), (2, 2.017), and (3, 2.862). To find the transformed points with the coordinates (x, log(y)), we need to take the logarithm of the y-values and round the result to three decimal places.

Given the original data:

X | y

1 | 15

2 | 104

3 | 728

Let's calculate the transformed points:

For (x=1, y=15):

log(15) ≈ 1.176

For (x=2, y=104):

log(104) ≈ 2.017

For (x=3, y=728):

log of (728) ≈ 2.862

Rounding each transformed y-value to three decimal places, the transformed points are:

A. (0, 1.176), (0.301, 2.017), (0.477, 2.862)

However, please note that the given options for the transformed points do not match the format (x, log(y)). The correct option would be:

C. (1, 1.176), (2, 2.017), (3, 2.862)

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Giving a lot of points

Giving a lot of points

Answers

Answer:

G.

Step-by-step explanation:

H is the correct answer i hope that helps!

How to find the solution for 3x-11=x+3 ?​

Answers

Answer:

7

3 times ? - 11

=

? + 3

? = 7

Step-by-step explanation:

3 times 7 is 21 -11 is 10

7+3 is 10

Both equations has to make 10 so it is the answer of 7

Hope this helps :)

Answer:

\(\boxed{x=7 }\)

Step-by-step explanation:

3x - 11 = x + 3

→ Minus x from both sides to isolate the 'x's

2x - 11 = 3

→ Add 11 to both sides to isolate 2x

2x = 14

→ Divide both sides 2 to isolate x

x = 7

Given the following diagram, find the measures of ZA and ZB.
B (2x + 4)
(3x - 13)
116°
с
A
The value of ZA is
The value of ZB is

Given the following diagram, find the measures of ZA and ZB.B (2x + 4)(3x - 13)116AThe value of ZA isThe

Answers

Answer:

x = 14.6

ZA = 30.8

ZB = 33.2

Step-by-step explanation:

First, solve x: (knowing all angles of a triangle are 180º)

116º + (2x + 4)º + (3x-13)º = 180º

116 + 2x + 4 + 3x - 13 = 180

2x + 3x = 180 + 13 - 4 - 116

5x = 73

x = 73/5 = 14.6

ZA = 3*14.6 - 13 = 30.8

ZB = 2*14.6 + 4 =33.2

Test:

116º + 33.2º + 30.8º = 180º

help pls pretty pls?

help pls pretty pls?

Answers

Answer:

6(9+7)

Step-by-step explanation:

SEE THE IMAGE FOR SOLUTION

HOPE IT HELPS

HAVE A GREAT DAY

help pls pretty pls?

Which of the following is an example of a rational function?

f(x) = 270(1.01)x
g of x equals the quantity x squared minus 5x plus 7 end quantity divided by the quantity x minus 3 end quantity
h(x) = |x + 2|
p(x) = log4(x)3

Answers

Answer:

(Second Option) = g of x equals the quantity x squared minus 5x plus 7 end quantity divided by the quantity x minus 3 end quantity

Step-by-step explanation:

A rational function contains a polynomial in both the numerator and the denominator. This answer fits that requirement.

what is the expected total number of candies that abi eats in the year

Answers

The expected total number of candies that Abi eats in a year can be calculated by multiplying the number of candies she eats per day by the number of days in a year.


For example, if Abi eats 3 candies per day, we can calculate her expected total number of candies in a year as follows:

Number of candies per day = 3
Number of days in a year = 365

Expected total number of candies = Number of candies per day × Number of days in a year
Expected total number of candies = 3 × 365
Expected total number of candies = 1095

Therefore, the expected total number of candies that Abi eats in a year is 1095.

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Solve for x.
(Round to the nearest
hundredths.)
3x = 12.25

Answers

Answer:

x = 4.08

Step-by-step explanation:

3x = 12.25

3/3x = 12.25/3

x = 4.0833..

x is about 4.08

Answer:

4.08

Step-by-step explanation:

12.25 / 3 = 4.0833333333333 and round

help please .
one side of a rectangle is 7 inches and another is 9 inches. what is the perimeter of the rectangle in inches? draw the dragram to demonstrate the rectangle​

Answers

Answer:

32

Step-by-step explanation:

(9+9)+(7+7)= 18+14=32

 help please . one side of a rectangle is 7 inches and another is 9 inches. what is the perimeter of

a manufacturer must test that his bolts are 5.00cm long when they come off the assembly line. he must calibrate his machines if the bolts are too long or too short. after sampling 49 randomly selected bolts off the assembly line, he calculates the sample mean to be 4.88cm. he knows that the population standard deviation is 0.44cm. assuming a level of significance of 0.01, is there sufficient evidence to show that the manufacturer needs to recalibrate the machines? step 2 of 3 : compute the value of the test statistic. round your answer to two decimal places.

Answers

Given that the test's p-value is 0.0562>0.05, there is enough data to conclude that the machines' manufacturer should perform a new calibration.

What is test statistic?

A statistic employed in statistical hypothesis testing is known as a test statistic. A test statistic, which can be thought of as a numerical summary of a data set that condenses the data into a single value that can be used to conduct the hypothesis test, is how a hypothesis test is commonly expressed.

Here,

x=4.88 cm

μ=5 cm

σ=0.44 cm

n=49

The test statistic,

=(4.88-5)/(0.44/7)

z=-1.909

The p-value of the test is the probability that the sample mean is different by at least 4.88 - 5 = 0.12 from the target value, which is P(|z| > -1.909), which is 2 multiplied by the p-value of z = -1.909

At z=-1.909, p-value=0.0281

2*0.0281=0.0562

The test's p-value is 0.0562>0.05, indicating that there is enough data to conclude that the machines' manufacturer should perform a recalibration.

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Solve the equation
16x − 7 ≤ −71

Answers

Answer: x Less than or equal to 4!

Step-by-step explanation:

So you have to undo Subtraction to Addition -71 + 7 = -64/-16=4 x Less than or equal to 4!

Let p: a student is in the math club and q: a student is in the debate club. The verbal translation of p ∨ q is: A student is in math club in debate club. p ∨ q is true for a total of students.

Answers

The verbal translation of p ∨ q is: A student is in the math club or the debate club. The statement p ∨ q is true for a total of students who are in either the math club, the debate club, or both.

In this case, p represents the proposition "a student is in the math club," and q represents the proposition "a student is in the debate club." The symbol "∨" represents the logical connective "or," which is true if at least one of the propositions (p or q) is true.

When you combine these elements, you get the statement "a student is in the math club or the debate club." This statement is true for any student who is a member of either the math club or the debate club, or who is a member of both clubs.

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The density of copper is 8960 /3. What is tmass of a solid cube of copper with side lengths of 4 meters?

Answers

Answer:

573440 Kg

Step-by-step explanation:

       Mass of copper:

\(\boxed{\bf Mass = density * volume}\)

Find the volume of the solid cube

          Volume of solid cube = side³

                                              = 4 * 4 * 4

                                              = 64 m³

\(\sf Mass = 8960* 64\\\)

        = 573440 Kg

Verify that the given differential equation is exact, then solve it. (cos x + ln y) dx + (x/y + e^y)dy = 0.

Answers

The general solution to the given differential equation is sin x + x ln y + C, where C is the constant of integration.

The given equation is (cos x + ln y) dx + (x/y + \(e^y\)) dy = 0.

Taking the partial derivative of the coefficient of dx with respect to y, we get (∂/∂y)(cos x + ln y) = 1/y.

Taking the partial derivative of the coefficient of dy with respect to x, we get (∂/∂x)(x/y + \(e^y\) ) = 1/y.

Since the partial derivatives of the coefficients are equal, the given differential equation is exact.

To solve the exact equation, we need to find a function F(x, y) such that (∂F/∂x) = (cos x + ln y) and (∂F/∂y) = (x/y +  \(e^y\)).

By integrating the first equation with respect to x, we obtain F(x, y) = sin x + x ln y + g(y), where g(y) is an arbitrary function of y.

Next, we differentiate F(x, y) with respect to y and set it equal to the second equation.

(∂F/∂y) = x/y +  \(e^y\) + g'(y).

Comparing this with (∂F/∂y) = (x/y +  \(e^y\)), we find that g'(y) = 0, which implies that g(y) is a constant.

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Jacob has $50,000 in a savings account. The interest rate is 6% per year and is not
compounded. To the nearest cent, how much interest will he earn in 1 year?

Answers

He will earn $3000 in interest in one year. This is because when you find 6 percent of 50000 it is 3000.

Calculate the area of the parallelogram.
A =
(8, 16)►
(6,0)
A= blank
units²

Calculate the area of the parallelogram.A =(8, 16)(6,0)A= blank units

Answers

Answer:

Hi, your area is 96 sq. units.

Hope that helps.

please answer this!!​

please answer this!!

Answers

Answer:

You can not solve it because Side P does not exist

Step-by-step explanation:

Hercules films is also deciding on the price of the video release of its film gride of the Son of Frankensten. Again, marketing estimates that at a price of p dollars it can seil q=220,000−11,000p coples, but each copy conts $4 to make. What price will give the preatest profit? p=5

Answers

To determine the price that will maximize profit for the video release of the film "Bride of the Son of Frankenstein," Hercules Films needs to consider the marketing estimates and production costs. With each copy costing $4 to make, the marketing estimate suggests that the company can sell 220,000 - 11,000p copies at a price of p dollars. By analyzing the profit function, it is found that a price of p = 5 will yield the greatest profit.

The profit for the video release can be calculated by subtracting the production cost from the revenue generated. The revenue is given by the equation q = 220,000 - 11,000p, where q represents the number of copies sold and p represents the price in dollars. Multiplying the number of copies sold by the price gives the total revenue, and subtracting the production cost of $4 per copy gives the profit.

Let's denote the profit function as P(p). We can write it as follows:

P(p) = (220,000 - 11,000p) * p - 4(220,000 - 11,000p)

Expanding the expression and simplifying, we have:

P(p) = 220,000p - 11,000p^2 - 880,000 + 44,000p

To find the price that maximizes profit, we need to determine the value of p that maximizes the profit function P(p). One way to find the maximum is by taking the derivative of P(p) with respect to p and setting it equal to zero. However, since we are given a specific price p = 5, we can evaluate P(5) to determine the corresponding profit.

Plugging in p = 5 into the profit function, we get:

P(5) = 220,000(5) - 11,000(5)^2 - 880,000 + 44,000(5)

= 1,100,000 - 275,000 - 880,000 + 220,000

= 165,000

Therefore, a price of $5 will result in the greatest profit for the video release of the film "Bride of the Son of Frankenstein," yielding a profit of $165,000.

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The length and width of the park are measured in linear units: inches, miles, meters, etc. The area is measured in square units. Explain the reason for using square units for the area of the park

Answers

Answer:

In the area formula, there are two dimensions that are multiplied, base and height. So, the units are also multiplied. Inches times inches is inches squared. Also, area is a measurement that counts how many squares fit inside of a shape, so it makes sense that the units are described as squared.

Step-by-step explanation:

Answer:

Sample response: In the area formula, there are two dimensions that are multiplied, base and height. So, the units are also multiplied. Inches times inches is inches squared. Also, area is a measurement that counts how many squares fit inside of a shape, so it makes sense that the units are described as squared.

Step-by-step explanation:

If you guys are struggling, try looking up the whole worksheet with the tittle of the assignment

Answers

Answer:

YEAAAAAAAAAAAAAAAAAAAA

Step-by-step explanation:

Answer:

yeeeeeeeeeeeeeeeeee

Step-by-step explanation:

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