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
Level 2 PSLE
At a shop, the price of the blouse is 35 the price of the vest. The price of the dress is half the price of the blouse. What is the ratio of the price of the vest to the price of a dress to the price of the blouse?
2 m