Question:

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.

4 m
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.

- Number of stickers that Adam has at first = _____
- Number of stickers that Bryan has at first = _____
- Number of stickers that Chris has at first = _____
- Total number of stickers that they have at first = _____

Level 3

Rachel had 2060 mℓ more orange juice than Yvonne. After Rachel gave Yvonne 550 mℓ of orange juice, the ratio of Rachel's orange juice to Yvonne's orange juice became 5 : 2. How much orange juice did Rachel have at first? Give your answer in millilitres.

4 m
Rachel had 2060 mℓ more orange juice than Yvonne. After Rachel gave Yvonne 550 mℓ of orange juice, the ratio of Rachel's orange juice to Yvonne's orange juice became 5 : 2. How much orange juice did Rachel have at first? Give your answer in millilitres.

Level 3

In October, the ratio of boys and girls in a school's rifle club was 4 : 7. In November, 68 new members joined the club. As a result, the ratio of boys to girls in the club became 4 : 3. There were 64 boys in the club in October. How many of the new members were girls?

4 m
In October, the ratio of boys and girls in a school's rifle club was 4 : 7. In November, 68 new members joined the club. As a result, the ratio of boys to girls in the club became 4 : 3. There were 64 boys in the club in October. How many of the new members were girls?

Level 3

Lisa and Gillian had a total of 64 beads. Lisa gave^{1}_{3} of her beads to Gillian. In return, Gillian gave ^{1}_{5} of the total number of beads that she had to Lisa. In the end, each girl had the same number of beads. How many beads did Gillian have at first?

4 m
Lisa and Gillian had a total of 64 beads. Lisa gave

Level 3

Three cartons, A, B and C, contained 382 marbles. Hazel added some marbles into Carton A and the number of marbles in Carton A tripled. He took out half of the number of marbles from Carton B and added another 98 marbles into Carton C. As a result, the ratio of the number of marbles in Carton A, Carton B and Carton C became 6 : 2 : 9. What was the ratio of the number of marbles in Carton B to the total number of marbles in Carton A and Carton C at first? Give the answer(s) in its lowest term.

4 m
Three cartons, A, B and C, contained 382 marbles. Hazel added some marbles into Carton A and the number of marbles in Carton A tripled. He took out half of the number of marbles from Carton B and added another 98 marbles into Carton C. As a result, the ratio of the number of marbles in Carton A, Carton B and Carton C became 6 : 2 : 9. What was the ratio of the number of marbles in Carton B to the total number of marbles in Carton A and Carton C at first? Give the answer(s) in its lowest term.

Level 3

Hazel had $300 more than Wendy. Hazel gave^{3}_{5} of her money to Wendy. Wendy then gave 25% of her money to Hazel. In the end, Wendy had $186 more than Hazel. How much did Hazel have at first?

4 m
Hazel had $300 more than Wendy. Hazel gave

Level 3

Kate had $280 more than Natalie. Kate gave^{3}_{5} of her money to Natalie. Natalie then gave 25% of her money to Kate. In the end, Kate had $146 less than Natalie. How much did Kate have at first?

4 m
Kate had $280 more than Natalie. Kate gave

Level 3

Bryan had some stickers. He gave^{1}_{5} of his stickers to John and bought 4 new stickers. After that, he gave ^{1}_{3} of his remaining stickers to his brother and bought another 7 new stickers. In the end, Bryan had 55 stickers.

4 m
Bryan had some stickers. He gave

- How many stickers did Bryan give to his brother?
- How many stickers did Bryan have at first?

Level 3

John spent^{3}_{7} of his salary and gave $880 to his wife. Of the remaining amount, he saved ^{1}_{5} of it and gave ^{3}_{10} of it to his parents. He then donated ^{2}_{3} of what he had left away and gave the remaining $56 to his daughter. What was John's salary?

4 m
John spent

Level 3

Mrs Lee gave Wendy and Yvonne some money each on Saturday. On Sunday, Wendy gave^{1}_{5} of the amount she had to Yvonne. On Monday, Yvonne gave ^{1}_{4} of the amount she had to Wendy. In the end, Wendy had $65 and Yvonne had $147. How much did Yvonne had more than Wendy at first?

4 m
Mrs Lee gave Wendy and Yvonne some money each on Saturday. On Sunday, Wendy gave