Question
PSLE
Pamela had a basket of blue marbles and brown marbles in the ratio 17 : 8. She removed an equal number of blue marbles and brown marbles from the basket. The ratio of the number of blue marbles and brown marbles left in the basket became 10 : 1. What percentage of the marbles were left in the basket?
2 m

Click button first when a symbol is required. X

PSLE
Pamela had a basket of blue marbles and brown marbles in the ratio 17 : 8. She removed an equal number of blue marbles and brown marbles from the basket. The ratio of the number of blue marbles and brown marbles left in the basket became 10 : 1. What percentage of the marbles were left in the basket?