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