Level 3 PSLE
At first, the ratio of the number of boys to the number of girls in a club was 4 : 1. After 10 boys and 10 girls joined the club, the ratio became 3 : 1.
  1. Did the percentage of members who were girls increase (1), decrease (2) or remain the same (3)? Give your answer in number. (Eg Increase = 1)
  2. In the end, how many boys were there in the club?
3 m
Level 3
Ethan and Liam had 400 marbles in total. Liam had 26 marbles more than Ethan at first. After Ethan and Liam played a game with Cathy, Ethan had 114 as many marbles as Liam. If Ethan lost as many marbles as Liam to Cathy, find the number of marbles that Ethan lost to Cathy.
3 m
Level 2
Jack had 25 the number of stamps David had at first. After David gave Jack 45 of his stamps, Jack had 35 the number of stamps David had. How many stamps did Jack have at first?
2 m
Level 3
7 - 1 u = 1 p
2 u - 2 = 2 p

Find the following values.
  1. 1 u
  2. 1 p
3 m
Level 3
7 - 1 u = 1 p
5 u + 10 = 4 p

Find the following values.
  1. 1 u
  2. 1 p u = 2 p = 5
3 m
Level 2
Zoe paid a total of $72 for an eraser, a ruler and a pen. The eraser cost 27 of the total cost of the ruler and the pen. The pen cost 15 of the total cost of the eraser and the ruler. Find the total cost of the pen and the eraser.
2 m
Level 1 PSLE
Charles has a number of 10¢, 20¢ and 50¢ coins in the ratio 4 : 2 : 1. The total value of all the coins is $156. What is the total value of the 20¢ coins?
3 m
Level 3
2 u + 4 = 2 p
5 u + 20 = 7 p

Find the following values.
  1. 1 u
  2. 1 p
3 m
Level 2 PSLE
Pupils in a school are put into two groups for an excursion. 25 of the pupils are in Group A and the rest in Group B. 14 of the pupils in Group A are boys. In the school, 310 of the pupils are boys. What fraction of the pupils in Group B are boys?
2 m
Level 2 PSLE
Jane bought 2 fans of the same model at a sale. She paid $144.50 for them.
  1. What was the price of a fan before discount?
  2. Tom also bought 2 such fans at the price before discount. How much more did Tom pay than Jane?
3 m