Question:

Albert had $y. He spent $12 on a novel and gave ^{1}_{3} of the remainder to his mother.

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- How much did he give to his mother?
- How much did he have left?

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?

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

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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?

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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.

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

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The area of each face of the cube in the figure is b^{2} cm^{2}.

- Find the volume of the cube in terms of b.
- If b
^{2}= 36, find the volume of the cube.

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Jimmy and Kenny had $180 in all. Ken had $(12b + 6) more than Jim. How much did Jim have if b = 7?

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PSLE

Cindy is y years old. Sarah is three times as old as Cindy and Sarah is 5 years older than Jim.

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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?

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?

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