Question
The ratio of Sam's total points to that of Pierre's in the test was 6 : 7. In the next test, Sam's points increased by 70%. By what percentage must Pierre'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 Sam's total points to that of Pierre's in the test was 6 : 7. In the next test, Sam's points increased by 70%. By what percentage must Pierre's points be increased if their total points were to be the same? Round off your answer to the nearest whole number.