Question:

Level 2

The average age of Randy and Michael is 8z years. Ron is 20z years old. What is the average age of the 3 men?

2 m
The average age of Randy and Michael is 8z years. Ron is 20z years old. What is the average age of the 3 men?

Level 2

John used 3 rubber bands to form the sides of triangle ABC where AB = 8 cm, BC = x cm and AC = 2x cm. Bob stretches two of the elastic bands and enlarges triangle ABC. The sides BC and AC were stretched to 2 times its original length. What is the perimeter of the stretched triangle ABC?

2 m
John used 3 rubber bands to form the sides of triangle ABC where AB = 8 cm, BC = x cm and AC = 2x cm. Bob stretches two of the elastic bands and enlarges triangle ABC. The sides BC and AC were stretched to 2 times its original length. What is the perimeter of the stretched triangle ABC?

Level 2

The perimeter of an isosceles triangle is (6k + 21) cm. The longest side is (2k + 7) cm. Find the length of one of the equal sides.

2 m
The perimeter of an isosceles triangle is (6k + 21) cm. The longest side is (2k + 7) cm. Find the length of one of the equal sides.

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 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 1

Find the value of 5a - 9b^{2} + 3c when a = 10, b = 2 and c = 12.

2 m
Find the value of 5a - 9b

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 2

Gary weighs x kg while Jim weighs 2y kg.

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

- Find the average mass of each boy in terms of x and y.
- If x = 47 and y = 19, find the average mass of each boy.

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 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?