Register
Ali has test scores of 95, 78, and 93; and he needs to have a test average of at least 90 to get an A on his report card. What is the lowest score he can get on his final test and still have an A?
217k views
15 votes
Ali has test scores of 95, 78, and 93; and he needs to have a test average of at least 90 to get an A on his report card. What is the lowest score he can get on his final test and still have an A?

User JSF
by
7.5k points

1 Answer

13 votes
(95+78+93+y)/4 = 90
23.75+19.5+23.25+(y/4) = 90
y/4 =23.5
y= 23.5*4
y=94
Answer is 94
User Xdg
by
7.2k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

8.4m questions

11.0m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
Link Copied!