1. Express 17/20 as a percentage.

2. Find the value of 350 - 24 ÷ 2 x 4.

3. What is the area of triangle ABC?

4. The mass of 70 cans of tuna weights 10 500 g. What is the mass of 1 can of tuna?

5. Which of the following is the same as 13/1000?

6. Mrs Tan needs to book some buses for a school trip to the zoo. There are 242 pupils and teachers altogether. What is the least number of buses she needs to book if each bus can carry a maximum of 40 passengers?

7. Bob drinks 2/7 ℓ of juice in a day. How much juice would Bob drink in 5 days?

8. In the figure below, not drawn to scale, AD and EC are straight lines.
Find ∠y.

9. The average of 4 numbers is 34. The total of 3 of the numbers is 108.
What is the fourth number?

10. There is a total of 50 red and blue cubes in a box. 15 of them are red cubes.
What is the ratio of the number of blue cubes to the total number of cubes?

11. Mr Tan's car can travel 45 km on 5 ℓ of petrol.
At this rate, how far can the car travel on 16 ℓ of petrol?

12. A rectangular container is filled with water to a depth of 6 cm. Alvin pours another 1.05 ℓ of water into the container. Find the volume of water in the container now.

13. In the figure below, not drawn to scale, WZY is a straight line. XZ = XY = WZ and ∠XZY = 58°. Find ∠ZWX.

14. Peter, Quincy and Ron had some stamps. The ratio of the number of stamps Peter had to the number of stamps Ron had was 2:3. The number of stamps Quincy had to the number of stamps Ron had was 6:5. Find the ratio of the number of stamps that Peter had to the number of stamps Ron had to the number of stamps Quincy had.

15. Delia, Emma and Fiona sold some concert tickets. Fiona sold 4 times as many concert tickets as Emma. Fiona sold 150 concert tickets more than Emma. Delia and Fiona sold 355 concert tickets altogether. How many concert tickets did Delia sell?