Problema Solution
Peter scored 68,75, and 99 on three tests. How much he score on the next test to have at least an 85 average?
Answer provided by our tutors
LET HE SCORED X
SO( 68 + 75 + 99 + X ) / 4 = 85
OR , X = 98
Peter scored 68,75, and 99 on three tests. How much he score on the next test to have at least an 85 average?
LET HE SCORED X
SO( 68 + 75 + 99 + X ) / 4 = 85
OR , X = 98