Level 2
At a stadium, there were 40 children from Club W and 10% more children from Club X. Some children from Club X left and the ratio of the number of children from Club W to the number of children from Club X became 5 : 2. How many children from Club X left?
Level 2 PSLE
A rope was first cut into two pieces in the ratio 3 : 2. The longer piece was then cut into two pieces in the ratio 3 : 1. Among the three pieces, the length of the shortest piece was 6 cm. What was the length of the rope before it was first cut?
Level 2
At a supermarket, 20% of the fish were guppies and the rest were dory fish. 40% of the dory fish were sold. What was the ratio of the number of dory fish to the number of guppies in the end?
Level 2
There was an equal number of boys and girls in the hall. When 10% of the girls left the hall, there were 5 more boys than girls remaining in the hall. How many children remained in the hall?