Question
PSLE
A packet contains grey, red and silver marbles. 15 of the marbles are grey. 57 of the remaining marbles are red. What fraction of the marbles in the packet are silver?
2 m

Click button first when a symbol is required. X

PSLE
A packet contains grey, red and silver marbles. 15 of the marbles are grey. 57 of the remaining marbles are red. What fraction of the marbles in the packet are silver?