Question
The ratio of Rael's total points to that of Tommy's in the mock test was 6 : 7. In the next mock test, Rael's points increased by 90%. By what percentage must Tommy's points be increased if their total points were to be the same? Round off your answer to the nearest whole number.
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The ratio of Rael's total points to that of Tommy's in the mock test was 6 : 7. In the next mock test, Rael's points increased by 90%. By what percentage must Tommy's points be increased if their total points were to be the same? Round off your answer to the nearest whole number.