SOLUTION: Gabe received the following scores on 4 tests. 87,92,95,82. What must he get on the next test to have an average of 90?

SOLUTION: Gabe received the following scores on 4 tests. 87,92,95,82. What must he get on the next test to have an average of 90?

Algebra.Com

Question 774256: Gabe received the following scores on 4 tests. 87,92,95,82. What must he get on the next test to have an average of 90?
Answer by Cromlix(4381) (Show Source): You can put this solution on YOUR website!
The average of 5 tests = 90%
Total scores on 5 tests = 5*90 = 450
Total of scores for 4 tests = 356
450 - 356 = 94.
Gabe would require to score 90 on
his fifth test to achieve an average
of 90%
Hope this helps.
:-)
RELATED QUESTIONS
i have scores of 89, 92, 95, 82, 85 and 90. what must i score on my next test to have an... (answered by Alan3354)

Jim has grades of 84, 65, and 76 on three math tests. What grade must he obtain on the... (answered by solver91311)

Thad has scores of 87, 83, and 80 on his first three algebra tests. What score must he... (answered by jim_thompson5910)

John has taken 4 tests and has an 85% average. What must he get on the next test to have... (answered by stanbon)

Joe has scores of 87, 83, and 90 on three tests. What is the lowest score he can get on... (answered by Cromlix)

In math, Eve had test scores of 84, 82, 98, 85, and 95. What score must she get on the... (answered by richwmiller)

Claire has received scores of 85, 88, 87, and 80 on her algebra tests. What is the... (answered by josmiceli)

Molly has received scores of 85, 88, 87, and 90 on her algebra tests. What is the minimum (answered by Alan3354)

score of 88, 92, 85, and 87 on four tests. what score must you get on the fifth test to... (answered by Fombitz)