Question:

Level 3

The table shows the number of pens sold at a bookshop last week.

The table shows the number of pens sold at a bookshop last week.

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

3 m

Level 3

Sam saved $9 each day and Joelle saved $c more than Sam each day. After 2 weeks, they were still short of $30 to buy a TV set.

3 m
Sam saved $9 each day and Joelle saved $c more than Sam each day. After 2 weeks, they were still short of $30 to buy a TV set.

- How much did the TV set cost? Express your answer in terms of c.
- If c = $2, how much did the TV set cost?

Level 3

Abel has b coins. Bobby has three times as many coins as Abel but 8 coins fewer than Jason.

3 m
Abel has b coins. Bobby has three times as many coins as Abel but 8 coins fewer than Jason.

- How many coins do they have altogether? (Express your answer in terms of b).
- If b = 9, how many stamps do the three boys have altogether?

Level 3

Lina and Wendy went shopping. After Lina spent $85j, Wendy had 5 times as much as Lina. If Lina had $21j more than Wendy at first,

3 m
Lina and Wendy went shopping. After Lina spent $85j, Wendy had 5 times as much as Lina. If Lina had $21j more than Wendy at first,

- Express the amount of money that Lina had at first in terms of j.
- If j = 10, find the amount of money that the two ladies had left after shopping.

Level 3

Margaret bought 3 kg of mangoes at $k per kg and 2 kg of papayas at $4k per kg.

3 m
Margaret bought 3 kg of mangoes at $k per kg and 2 kg of papayas at $4k per kg.

- Find the amount that she paid for the fruits in terms of k.
- If k = 7, how much change did Mrs Lim receive if she paid the fruit seller with a $100 note?

Level 3

Tom has $9. Randy has $2m more than Tom. Wayne has $3m less than Randy.

3 m
Tom has $9. Randy has $2m more than Tom. Wayne has $3m less than Randy.

- Find the amount of money that Wayne has in terms of m.
- Find the total amount of money that the three boys have in terms of m.
- If m = 7, how much does Wayne have?

Level 3

A plate cost $b. A bowl cost $20 less than the plate.

3 m
A plate cost $b. A bowl cost $20 less than the plate.

- Mother bought 2 plates and 1 bowl. How much did Mother pay in terms of b?
- If b = 98, find the total amount that Mother paid.

Level 3 PSLE

The table shows the number of glass bottles collected by 3 boys.

The table shows the number of glass bottles collected by 3 boys.

- Find the total number of glass bottles Abe, Bob and Tim collected. Express the answer in terms of m in the simplest form.
- If m = 9, find the average number of glass bottles the 3 boys collected.

3 m

Level 3 PSLE

The perimeter of figure ABCDE is (10w + 14) cm. The perimeter of square ABCD is 20 cm.

The perimeter of figure ABCDE is (10w + 14) cm. The perimeter of square ABCD is 20 cm.

- Find the perimeter of triangle ADE in terms of w.
- The perimeter of figure ABCDE is 44 cm. What is the value of w?

3 m

Level 3

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