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Snezhnost [94]
3 years ago
8

Vanessa wants to earn an 85% grade in her Statistics class. She has one quiz left to take. On the first 4 quizzes, she received

a 84%, 92%, 83%, 78%. What must she score on the 5th quiz to get the 85% average grade she wants? *
Mathematics
1 answer:
grandymaker [24]3 years ago
6 0

Answer: They would have to score an 88%

Step-by-step explanation:

1.) The mean of 84, 92, 83, and 78 is 337

2.) 337 divided by 4 is 84.25%

3.) If you add 88 to 337 and divide by 5, you get 85%

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II: 2m = 8 + 8n

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3 years ago
A regulation basketball hoop has a rim with an 18-inch diameter. What is the approximate length around the rim of a regulation b
MrRissso [65]
You are looking for the circumference. which is C(circumference)= \pi x r (radius)
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Find slope. <br>a. 4<br>b. -1/4<br>c. 1/4<br>d-4​
Ganezh [65]

Answer:

1/4

Step-by-step explanation:

3 0
3 years ago
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What is the solution to this system of equations?
amm1812

Answer:

Step-by-step explanation:

(i) x+2y=4

(ii) x=4-2y

(iii) 2x-2y=5  

substituting (ii) in (iii)

2x-2y=5

2(4-2y)-2y=5

8-4y-2y=5

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(iv) y=\frac{1}{2}              

substituting (iv) in (ii)

x=4-2y

x=4-2×\frac{1}{2}

x=4-1

x=3

∴ B.(3,\frac{1}{2})

HOPE IT HELPS YOU!!!!

3 0
3 years ago
The graph of the equation x + 3y = 6 intersects at the y axis at the point whose coordinates are
svp [43]

Answer:

4. (6,0)

Step-by-step explanation:

Plug the points into the equation.

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6+0=6

6=6

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