Level 2
Fill in the blanks.
The ratio of the number of boys to the number of girls in Class A is 3 : 2.
The ratio of the number of boys to the number of girls in Class B is 4 : 5.
The number of boys is the same.

1. Number of boys in Class A = _____ u
2. Number of girls in Class B = _____ u
3. Number of children in Class B = _____ u
4. Total number of children = _____ u

Level 2
The average height of some children is 160 cm. There is an equal number of boys and girls. The average height of the boys is 170 cm. Find the average height of the girls. Give your answer in cm.

Level 2
Fill in the blanks.
The ratio of the number of boys to the number of girls in Class A is 3 : 2.
The ratio of the number of boys to the number of girls in Class B is 4 : 5.
The number of boys is the same.

1. Difference in the number of children in Class A and Class B = _____ u
2. Difference in the number of girls in Class A and Class B = _____ u
3. Total number of boys = _____ u
4. Total number of girls = _____ u

Level 2 PSLE
Sam kept his gold and silver stars in two boxes. The ratio of the number of gold to silver stars in the first box was 1 : 5 and it was 1 : 2 in the second box. The two boxes contained the same number of stars. What fraction of Sam's stars were goId stars?

Level 2
Fill in the blanks in units (Eg 3 u) or unit equations (Eg 1 u + 2).

Adam and Bryan have some stickers.
When Bryan uses ¹₃ of his stickers and
Adam buys another 20 stickers,
they have the same number of stickers each.

Let the number of stickers that Bryan has in the end be 2 u.

1. Number of stickers that Adam has in the end = _____
2. Number of stickers that Bryan has at first = _____
3. Number of stickers that Adam has at first = _____
4. Total number of stickers that they have at first = _____

Level 2 PSLE
Five girls shared the cost of a gift equally. When calculating the amount for each share, one of the girls made a mistake by dividing the cost of the gift by 4 instead of 5. Each girl paid $2.40 more than her share. What should be the cost of the gift?

Level 3
Fill in the blanks in units (Eg 3 u) or unit equations (Eg 1 u + 2).

Adam and Bryan have some stickers.
Bryan uses ¹₄ of his stickers and
Adam uses 34 of his stickers.
In the end, the number of stickers Adam and Bryan have is in the ratio of 1 : 5.

1. Number of stickers that Bryan has in the end = _____
2. Number of stickers that Adam has at first = _____
3. Number of stickers that Bryan has at first = _____
4. Total number of stickers that they have at first = _____

Level 3
Fill in the blanks in units (Eg 1 u) or unit equations (Eg 1 u + 2).

Adam and Bryan have some stickers.
Bryan uses ¹₄ of his stickers and
Adam buys 34 more stickers.
In the end, the number of stickers that Adam and Bryan have is in the ratio of 1 : 5.

1. Number of stickers that Bryan has in the end = _____
2. Number of stickers that Adam has at first = _____
3. Number of stickers that Bryan has at first = _____
4. Total number of stickers that they have at first = _____

Level 3
Fill in the blanks in units, decimal units or unit equations. (Eg 3 u OR 1.2 u OR 1 u + 2)
Adam, Bryan and Chris have some stickers.
After Adam's number of stickers is doubled,
Bryan's number of stickers is increased by 10 and
Chris' number of stickers is reduced by 8,
the ratio of the number of stickers of Adam to Bryan to Chris becomes the same.
Let the number of stickers that Adam has in the end be 1 u.

1. Number of stickers that Adam has at first = _____
2. Number of stickers that Bryan has at first = _____
3. Number of stickers that Chris has at first = _____
4. Total number of stickers that they have at first = _____

Level 3
Fill in the blanks in units (Eg 3 u) or unit equations (Eg 1 u + 2).

Adam, Bryan and Chris have some stickers.
After Adam's number of stickers is doubled,
Bryan's number of stickers is increased by 10 and
Chris' number of stickers is reduced by 8,
the ratio of the number of stickers of Adam to Bryan to Chris becomes 4 : 2 : 1.

Let the number of stickers that Chris has in the end be 1 u.

1. Number of stickers that Adam has at first = _____
2. Number of stickers that Bryan has at first = _____
3. Number of stickers that Chris has at first = _____
4. Total number of stickers that they have at first = _____