Question
The ratio of Liam's total marks to that of Bryan's in the exam was 8 : 9. In the next exam, Liam's marks increased by 70%. By what percentage must Bryan's marks be increased if their total marks 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 Liam's total marks to that of Bryan's in the exam was 8 : 9. In the next exam, Liam's marks increased by 70%. By what percentage must Bryan's marks be increased if their total marks were to be the same? Round off your answer to the nearest whole number.