Question
PSLE
A bag contains cards of three different colours. 19 of the cards are green. The ratio of the number of blue cards to that of orange cards is 1 : 1. What is the ratio of the number of green cards to that of orange cards?
2 m

Click button first when a symbol is required. X

PSLE
A bag contains cards of three different colours. 19 of the cards are green. The ratio of the number of blue cards to that of orange cards is 1 : 1. What is the ratio of the number of green cards to that of orange cards?