Register
michael wants to get an 88 average for his tests. he currently has an 86, 86, 86, 90, 89 as his test grades. what grade must michael get on the last test to have at least an 88 average
202k views
0 votes
michael wants to get an 88 average for his tests. he currently has an 86, 86, 86, 90, 89 as his test grades. what grade must michael get on the last test to have at least an 88 average

User Cyrus The Great
by
8.2k points

1 Answer

1 vote
Total score for all the 6 papers if he wants an average of 88 :
88 x 6 = 528

His total score for the 5 tests :
86 + 86 + 86 + 90 + 89 = 437

His last score must be at least 528 - 437 = 91.

He must score 91 for the last test.
User Misha Reyzlin
by
8.3k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.1m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
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
Write words to match the expression. 24- ( 6+3)
Link Copied!