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
IN 4 TESTS AVERAGE IS 85
SO TOTAL MARKS IS 4 * 85 = 340
HE ALREADY SCORED 68 + 75 + 99 = 242 MARKS
SO HE HAVE TO SCORE 340 - 242 = 98