Question:

Level 2

The average mass of Lynn and Joan is 18p kg. If Joan is 4p kg lighter than Lynn, find Lynn's mass in kg.

2 m
The average mass of Lynn and Joan is 18p kg. If Joan is 4p kg lighter than Lynn, find Lynn's mass in kg.

Level 2

A race car travelled^{2}_{5} of its journey at an average speed of 64 km/h. Find its average speed for the remaining 480 km if its average speed for the whole journey was 80 km/h.

2 m
A race car travelled

Level 2 PSLE

3 children rented 2 computers from 4.15 p.m. to 5.00 p.m. and took turns to play games on them. At any time, 2 of them played on the computers while the other child watched. If each of them had the same amount of playing time, how many minutes did each child get?

2 m
3 children rented 2 computers from 4.15 p.m. to 5.00 p.m. and took turns to play games on them. At any time, 2 of them played on the computers while the other child watched. If each of them had the same amount of playing time, how many minutes did each child get?

Level 3

During a sale, a watch with a selling price of $180 was given 2n% discount. If Fina bought it at the discounted price, how much did she save?

2 m
During a sale, a watch with a selling price of $180 was given 2n% discount. If Fina bought it at the discounted price, how much did she save?

Level 2 PSLE

Lynn had a bottle of oil. She used an equal amount of oil each day. At the end of the 12th day,^{1}_{3} of the bottle was left. At the end of the 14th day, the amount of oil left was 100 mℓ . What was the amount of oil in the bottle at first? Express the answer in mℓ .

2 m
Lynn had a bottle of oil. She used an equal amount of oil each day. At the end of the 12th day,

Level 2

Fill in the blanks.

Adam has some stickers.

Bryan gives him more stickers.

The number of stickers that Adam has increases by 25%.

3 m
Fill in the blanks.

Adam has some stickers.

Bryan gives him more stickers.

The number of stickers that Adam has increases by 25%.

- Number of stickers that Adam has at first = _____ u
- Number of stickers that Bryan gives him = _____ u
- Number of stickers that Adam has in the end = _____ u

Level 3

Wendy and Anna have $294. Violet and Wendy have $493. The ratio of Anna to Violet is 1 : 2. How much does Wendy have?

3 m
Wendy and Anna have $294. Violet and Wendy have $493. The ratio of Anna to Violet is 1 : 2. How much does Wendy have?

Level 3

Fill in the blanks.

Adam and Bryan share some stickers.

When Adam gives 10 to Bryan, Bryan's share increases by 20%.

4 m
Fill in the blanks.

Adam and Bryan share some stickers.

When Adam gives 10 to Bryan, Bryan's share increases by 20%.

- Number of stickers that Bryan increases by in percentage = _____%
- Number of stickers that Bryan has in the end in percentage = _____ %
- _____% of Bryan's stickers is the same as 10.
- Number of stickers that Bryan has at first = _____

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 3

Fill in the blanks.

Adam and Bryan share some stickers.

When Adam gives 10 to Bryan, Adam's share decreases by 20%.

4 m
Fill in the blanks.

Adam and Bryan share some stickers.

When Adam gives 10 to Bryan, Adam's share decreases by 20%.

- Number of stickers that Adam decreases by in percentage = _____%
- Number of stickers that Adam has in the end in percentage = _____ %
- _____% of Adam's stickers is the same as 10.
- Number of stickers that Adam has at first = _____