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Q 1/15
Score 0
Shaun needs to make mortar for brick-laying. It is made in the ratio 7:3 of sand to
cement. If 210 kg of sand is used, how much cement is needed?
30
90 kg
80 kg
95 kg
85 kg
Q 2/15
Score 0
The recipe makes 24 brownies. Sarah is making 96 brownies for the village fair.
How much cocoa does she need?
60
200 g
230 g
250 g
240 g
15 questions
Q.
Shaun needs to make mortar for brick-laying. It is made in the ratio 7:3 of sand to
cement. If 210 kg of sand is used, how much cement is needed?
1
30 sec
Q.
The recipe makes 24 brownies. Sarah is making 96 brownies for the village fair.
How much cocoa does she need?
2
60 sec
Q.
Orange squash is diluted 1 part squash to 7 parts water. John is making 2 litres of
diluted squash. How much water does he need?
3
60 sec
Q.
Paint is mixed 3 parts blue to 1 part white in order to lighten it. Sam needs 12 litres
of paint. How much blue and white paint will be needed?
4
120 sec
Q.
Three students share a house. Tom has a bigger room, so they have decided to
share the rent in a ratio of 3:2:2. The total cost of the rent is £700. How much does Tom pay per month?
5
120 sec
Q.
The ratio of the sides of a triangle are 3 cm : 4 cm : 6 cm.
The longest side has a length of 30 cm. What is the length of the shortest side?
6
120 sec
Q.
A documentary showed rare breeds of birds being tagged in a specific area. The researchers tagged 50 birds. When the researchers returned they counted 600 birds, 10 of which had tags. What would be a good estimate of how many rare breed birds are in this area?
7
300 sec
Q.
A scale model of a train is 1:30. If the wheel diameter is 2 cm, what is the actual
size of the wheel?
8
120 sec
Q.
A scale diagram of a garden shows the length as 14.5 cm. If the scale is 1:150, what is the actual length in metres?
9
120 sec
Q.
The distance between two places on a map is 5 cm. The map has a scale of 1: 50 000. What is the actual distance between the two places in kilometres?
10
120 sec
Q.
Paul bakes loaves of bread and bread rolls in the ratio of 2:5. If he bakes 750 bread rolls, how many loaves will he bake?
11
120 sec
Q.
Paul shares 525 cupcakes in the ratio of 3:4 between his bakery and a supermarket. How many cupcakes does the supermarket get?
12
120 sec
Q.
One weekend there were 850 customers. 375 were men and the rest were women. What is the ratio of women to men customers in its simplest form?
13
120 sec
Q.
The delivery man checks his route for deliveries. The map has a scale of 1: 250 000. The distance between the bakery and his last delivery is 35 cm on the map. What is the actual distance in kilometres?
14
120 sec
Q.
Paul pays the delivery man £180 for working 24 hours. How much will he pay him for working 40 hours?
