Question:

Level 1 PSLE

Find the value of 7 +^{2a}_{3} when a = 8. Give your answer as a mixed number in the simplest form.

2 m
Find the value of 7 +

Level 1 PSLE

Find the value of 2w - 6 +^{3w}_{5} when w = 8. Give your answer as a mixed number in the simplest form.

2 m
Find the value of 2w - 6 +

Level 2 PSLE

Use the table given to answer questions (a) and (b).

Use the table given to answer questions (a) and (b).

- What was the total number of muffins sold last week?
- Express your answer in terms of w in the simplest form. If w = 20, how many more muffins were sold on Sunday than on Saturday?

2 m

Level 1 PSLE

Abel, Ben and Cindy share $15z. Abel gets $z more than Ben and Cindy gets $2z more than Ben. If z = 7, how much money does Ben get?

2 m
Abel, Ben and Cindy share $15z. Abel gets $z more than Ben and Cindy gets $2z more than Ben. If z = 7, how much money does Ben get?

Level 2 PSLE

Cindy is y years old. Sarah is three times as old as Cindy and Sarah is 5 years older than Jim.

2 m
Cindy is y years old. Sarah is three times as old as Cindy and Sarah is 5 years older than Jim.

- What is Jim's age in terms of y in years?
- If Cindy is 13 years old, how many years older is Jim than Cindy in years?

Level 1

Find the value of 5a - 9b^{2} + 3c when a = 10, b = 2 and c = 12.

2 m
Find the value of 5a - 9b

Level 1

Jimmy and Kenny had $180 in all. Ken had $(12b + 6) more than Jim. How much did Jim have if b = 7?

2 m
Jimmy and Kenny had $180 in all. Ken had $(12b + 6) more than Jim. How much did Jim have if b = 7?

Level 2 PSLE

Andy had 1.4 m of wire. He used some of it to make the figure as shown.

Andy had 1.4 m of wire. He used some of it to make the figure as shown.

- How much of the wire did Andy use to make the figure? Leave your answer in the simplest form in terms of x.
- If x = 15, how much of the wire was not used to make the figure? Leave your answer in metres.

2 m

Level 2

James bought 4k crates of oranges. Each crate has 20 oranges. He gave away 55 oranges to his neighbour.

2 m
James bought 4k crates of oranges. Each crate has 20 oranges. He gave away 55 oranges to his neighbour.

- How many oranges had he left?
- If he sold the rest at 40¢ each and k = 8, how much money did he receive from the oranges sold? Give your answer in dollars.

Level 3

Some oil is leaking from a crack of a bottle. After z minutes, the volume, V, of the oil left in the bottle is given as V = 40(100 - 5z) cm^{3}. How much oil will be left in the tank after 10 minutes? Give your answer in litres.

3 m
Some oil is leaking from a crack of a bottle. After z minutes, the volume, V, of the oil left in the bottle is given as V = 40(100 - 5z) cm