Level 3
The number of girls in the dance club was 25 the number of boys in it. The number of girls in the computer club was 67 the total number of students in it. The total number of students in the dance club was 12 the total number of students in the computer club. Find the ratio of the number of boys in the computer club to the number of boys in the dance club.
3 m
Level 1 PSLE
Mr Lim asked some students to choose their favorite colour for a T-shirt. The results are shown in the graph.
  1. What is the ratio of the number of students who chose purple to the number who chose green to the number who chose yellow?
  2. Mr Yip ordered a total of 360 T-shirts in the three colours according to the same ratio in part (a). How many more yellow than purple T-shirts were ordered?
3 m
Level 3
The figure is not drawn to scale. Three pentagons A, B and C are arranged as shown in the figure. The area of Pentagon A is 35 the area of Pentagon B. The area of Pentagon B is 35 the area of Pentagon C.
  1. Find the ratio of the area of Pentagon A to the area of Pentagon C.
  2. 23 of Pentagon A is shaded. What fraction of the whole figure is not shaded?
4 m
Level 2
In the figure, the ratio of the area of Circle X to Circle Y to Circle Z is 2 : 3 : 9. If 13 of X is shaded, what is the ratio of the shaded part to the unshaded part to the total figure?
2 m
Level 3
Three women, Mrs Zhang, Mrs Lin and Mrs Yap went on a shopping spree. 30% of Mrs Zhang's spending is equal to 15 of Mrs Lin's spending. Mrs Yap's spending is 40% more than Mrs Lin's. If Mrs Lin spends another $804, she will spend the same amount of money as Mrs Yap.
  1. Find the ratio of Mrs Zhang's spending to Mrs Lin's to Mrs Yap's.
  2. How much did Mrs Zhang spend?
4 m