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