Ratios Topic Quiz

CAMBRIDGE IGCSE MATHS (0580)

Paper 2 (P2): Ratios Topic Quiz

Question 1:

Simplify the ratio 24:36.

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Question 2:

Divide $120 in the ratio 3:5.

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Question 3:

Three students share $60 in the ratio 2:3:5. How much does each get?

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Question 4:

Divide 72 in the ratio 4:5:7.

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Question 5:

Find the missing number: 7:21 = ? : 63.

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Question 6:

Complete the equivalent ratio: 15:20 = ? : 100.

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Question 7:

A recipe uses flour and sugar in a ratio of 4:3. If 240g of flour is used, how much sugar is needed?

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Question 8:

A car travels 150 km using 12 liters of fuel. What is the fuel consumption ratio in km:liters?

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Question 9:

In a classroom, the ratio of boys to girls is 5:7. If there are 28 girls, how many boys are there?

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Question 10:

A bag contains 24 red marbles and 16 green marbles. What is the simplest ratio of red to green marbles?

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Question 11:

If 5 pencils cost $3, how much will 15 pencils cost?

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Question 12:

A map has a scale of 1:5000. If the distance between two points is 7 cm on the map, what is the actual distance in meters?

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Question 13:

The ratio of the areas of two circles is 9:16. What is the ratio of their radii?

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Question 14:

The sides of a triangle are in the ratio 3:4:5. If the perimeter is 60 cm, find the length of the shortest side.

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Question 15:

To make 5 liters of juice, water and concentrate are mixed in the ratio 2:3. How much concentrate is needed?

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Question 16:

500 mL of a solution contains water and alcohol in the ratio 3:2. How much water is present?

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Question 17:

Scale up the ratio 3:4 to make the second term 20.

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Question 18:

Scale down the ratio 16:24 to make the first term 4.

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Question 19:

Combine the ratios 2:3 and 4:5.

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Question 20:

Two students score marks in a ratio 5:7. If the total marks are 180, how much does the first student score?

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Question 21:

A school has 240 students, and the ratio of boys to girls is 3:5. How many boys are there?

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Question 22:

A container holds 45 liters of milk and water mixed in the ratio 7:2. How much milk is present?

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Question 23:

If 8 workers can finish a task in 15 days, how long will it take 12 workers to complete the same task?

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Question 24:

A train travels at a speed of 90 km/h. If its speed increases to 120 km/h, what is the ratio of the old time to the new time for the same distance?

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Question 25:

A company hires employees in a ratio of 2:3 (men:women). If the company hires 50 women, how many men were hired?

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