Level 3
The number of safety cones along the road was 55% of the number of trees planted along it. After 68 safety cones and 68 trees were added to the stretch of road, the number of trees became 20% more than the number of safety cones. How many trees were there at first?
4 m
Level 3
Four years ago, Will's age was 25% of Ray's age. Eight years from their current age, Will's age will be 37.5% of Ray's age. How many years is Ray older than Will?
4 m
Level 3 PSLE
Jenny has two types of bottles, large and small. She filled 3 large bottles and 7 small bottles with 10.5 ℓ of the drink she made. With the remaining drink, she could not fill another large bottle as she was short of 0.3 ℓ. Thus, she filled another small bottle and had 0.6 ℓ left over.
  1. How many litres of drink did the large bottle hold more than the small bottle?
  2. How many litres of drink did a small bottle hold?
4 m
Level 3
There are 200 more teachers in School X than in School Y. After 25% of the teachers left School X and 50% of teachers left School Y, the number of teachers who remained in School X is thrice that of the number of teachers in School Y. Find the number of teachers in School X at first.
4 m
Level 3
There are 25% more red crayons than blue crayons in a bag. After John removed 40% of the red crayons and increased the number of blue crayons by 10%, there are now 70 fewer red crayons than blue crayons. Find the number of blue crayons at first.
4 m