Question:

One pencil costs $x. One pen costs $(x + 20). One ruler costs $4x.

4 m
- Vince bought 2 pencils, 3 pens and 1 ruler. How much did he spend? Simplify your answer in terms of x.
- If x = 20, how much did Vince spend altogether?

The perimeter of triangle A is equal to that of rectangle B.

- Find the length of WX in terms of k.
- If k = 3, find the area of rectangle B.

4 m

The figure shows 2 rectangles. The length of the bigger rectangle is (6m + 8) cm and the breadth is half its length. Find the perimeter of the smaller rectangle.

4 m

A rectangle has a length of 6p cm and a breadth of 4q cm. Find

4 m
- its area in terms of p and q,
- its perimeter in terms of p and q,
- the area of the rectangle if p = 2 and q = 3.

The cost price of a necklace was $9w. Dorothy decided to make 10% profit from the necklace. During a sale, a customer bought the necklace at a discount of 10%. What was Dorothy's loss?

4 m
Ali is b years old. Bill is four times as old as Ali and Calvin is 6 years younger than Bill.

4 m
- Express Calvin's age in terms of b.
- Ali is 10 years as of now. ln how many years' time will Calvin be 3 times as old as Ali?

Lina and Wendy went shopping. After Lina spent $85j, Wendy had 5 times as much as Lina. If Lina had $21j more than Wendy at first,

3 m
- Express the amount of money that Lina had at first in terms of j.
- If j = 10, find the amount of money the two ladies had left after shopping.

Abel has b coins. Bobby has three times as many coins as Abel but 8 coins fewer than Jason.

3 m
- How many coins do they have altogether? (Express your answer in terms of b).
- If b = 9, how many stamps do the three boys have altogether?

The total mass of Cindy, Jen and Marvin is 15p kg. Cindy has a mass of 5p kg. Jen is 2 kg heavier than Cindy.

3 m
- What is Marvin's mass in terms of p?
- If p = 10, what is Marvin's mass?

A plate cost $b. A bowl cost $20 less than the plate.

3 m
- Mother bought 2 plates and 1 bowl. How much did Mother pay in terms of b?
- If b = 98, find the total amount Mother paid.