Question:

Level 1 PSLE

Find the value of the following when w = 2.

2 m
Find the value of the following when w = 2.

- 15 + 3w
- w -
^{5}_{9}

Level 1 PSLE

Find the value of each of the expressions when w = 5.

2 m
Find the value of each of the expressions when w = 5.

- 7w + 6
- 2w -
^{w}_{7}

Level 1 PSLE

Find the value of 5a - 9 + 3a when a = 10.

2 m
Find the value of 5a - 9 + 3a when a = 10.

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 1 PSLE

Norman has a rope which is 60 cm long. He cuts it into three pieces. The lengths of the three pieces of rope are as shown. Find the value of k.

Norman has a rope which is 60 cm long. He cuts it into three pieces. The lengths of the three pieces of rope are as shown. Find the value of k.

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

Gary weighs x kg while Jim weighs 20 kg.

2 m
Gary weighs x kg while Jim weighs 20 kg.

- Find the average mass of each boy in terms of x .
- If x = 30, find the average mass of each boy.

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 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 2

Tom has a mass of 8r kg. John is 4 kg heavier than Tom. The mass of May is twice the total mass of the Tom and John.

2 m
Tom has a mass of 8r kg. John is 4 kg heavier than Tom. The mass of May is twice the total mass of the Tom and John.

- Find the total mass of the 3 children in terms of r.
- If r = 2, find the average mass of the 3 children.