Level 3
A plate cost \$b. A bowl cost \$20 less than the plate.
1. Mother bought 2 plates and 1 bowl. How much did Mother pay in terms of b?
2. If b = 98, find the total amount that Mother paid.
3 m
Level 3 PSLE
The table shows the number of glass bottles collected by 3 boys.
1. Find the total number of glass bottles Abe, Bob and Tim collected. Express the answer in terms of m in the simplest form.
2. If m = 9, find the average number of glass bottles the 3 boys collected.
3 m
Level 3 PSLE
The perimeter of figure ABCDE is (10w + 14) cm. The perimeter of square ABCD is 20 cm.
1. Find the perimeter of triangle ADE in terms of w.
2. The perimeter of figure ABCDE is 44 cm. What is the value of w?
3 m
Level 3
Some oil is leaking from a crack of a bottle. After z minutes, the volume, V, of the oil left in the bottle is given as V = 40(100 - 5z) cm3. How much oil will be left in the tank after 10 minutes? Give your answer in litres.
3 m
Level 3
Mrs Jensen paid a total of \$38 for 3n pens and 4 markers. Each pen cost \$2.
1. Express the cost of 1 marker in terms of n.
2. If n = 4, how much did each marker cost?
3 m
Level 3
A van travels 20 km in 5r minutes. How far will it travel in 2 hours?
3 m
Level 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
Level 3
Ali is b years old. Bill is four times as old as Ali and Calvin is 6 years younger than Bill.
1. Express Calvin's age in terms of b.
2. Ali is 10 years old as of now. ln how many years' time will Calvin be 3 times as old as Ali?
4 m
Level 3
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
Level 3
The perimeter of triangle A is equal to that of rectangle B.
1. Find the length of rectangle B in terms of k.
2. If k = 3, find the area of rectangle B.
4 m