Level 2 PSLE
A box contained black balls and green balls. 40% of the balls were green. After some red balls were added to the box, 28% of the balls were green. What percentage of the balls in the box were red?
2 m
Level 1 PSLE
The train schedule for the train is shown.
Nick misses the 8.30 a.m. train by 45 minutes. What is the earliest time he can reach the airport by train?
2 m
Level 3
Fill in the blanks.
Adam has 20% more stickers than Bryan and
25% more stickers than Chris.

  1. Who is the repeated identity? Give the answer in number. (Eg Adam = 1; Bryan = 2; Chris = 3)
  2. Number of stickers that Chris has = _____ u
  3. Total number of stickers = _____ u
  4. Difference in the number of stickers between Bryan and Chris = _____ u
4 m
Level 3
Fill in the blanks.
Adam has 20% more stickers than Bryan and
Bryan has 40% more stickers than Chris.

  1. Who is the repeated identity?
    Give the answer in number. (Eg Adam = 1; Bryan = 2; Chris = 3)
  2. Number of stickers that Chris has = _____ u
  3. Total number of stickers = _____ u
  4. Difference in the number of stickers between Adam and Chris = _____ u
4 m
Level 3
Fill in the blanks.
Adam has 20% more stickers than Bryan and
30% less stickers than Chris.

  1. Who is the repeated identity?
    Give the answer in number. (Eg Adam = 1; Bryan = 2; Chris = 3)
  2. Number of stickers that Chris has = _____ u
  3. Total number of stickers = _____ u
  4. Difference in the number of stickers between Bryan and Chris = _____ u
4 m
Level 3
Fill in the blanks.
The ratio of adults to children is 1 : 2.
The ratio of boys to girls is 3 : 5.
Use LCM and find the following.

  1. Number of adults = _____ u
  2. Number of boys = _____ u
  3. Difference in the number of boys and girls = _____ u
  4. Total number of people = _____ u
4 m
Level 3
Fill in the blanks in whole numbers or decimals only.
The ratio of adults to children is 1 : 2.
The ratio of boys to girls is 3 : 5.
The number of women to men is 2 : 3.
Let the number of children be 2 u.

  1. Number of adults = _____ u
  2. Number of boys = _____ u
  3. Number of women = _____ u
  4. Difference between the number of boys and women = _____ u
4 m
Level 2
Natalie has 3 times as many buttons as Xuan. Xuan has 23 as many buttons as Fiona. If the three of them have a total of 110 buttons, how many buttons does Natalie have?
2 m
Level 2 PSLE
Mary has a number of pens in three colours: yellow, orange and purple. 310 of the pens are yellow. The number of yellow pens is twice the number of orange pens. What fraction of the pens is purple?
2 m
Level 2
The ratio of Henry's age to Mark's age is 9 : 5. Last year, their average age was 20. How old will Mark be in 5 years' time?
2 m