Question
The ratio of Owen's total scores to that of Dylan's in the test was 7 : 8. In the next test, Owen's scores increased by 70%. By what percentage must Dylan's scores be increased if their total scores were to be the same? Round off your answer to the nearest whole number.
3 m

Click button first when a symbol is required. X

The ratio of Owen's total scores to that of Dylan's in the test was 7 : 8. In the next test, Owen's scores increased by 70%. By what percentage must Dylan's scores be increased if their total scores were to be the same? Round off your answer to the nearest whole number.