Percentages

Question 1

There are 520 tickets at an event. 40% of them arrive by bike. How many arrive by bike?

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Question 2

40 students in a year group chose football as their favourite sport. That is 25% of the year group. How many students are in the year group?

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Question 3

Find 50% of 40 in your head.

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Question 4

Increase 480 by 10%.

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Question 5

A bike costs $290. In a sale it is 15% off. What is the sale price? (Type the number only.)

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Question 6

Find 15% of 500 by building it from 10% and 5%.

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Question 7

10% of a number is 50. What is the number?

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Question 8

What is 30% of 50?

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Question 9

What percentage of 80 is 9?

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Question 10

Yuki scores 17 out of 20 on a quiz. What is that as a percentage?

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Question 11

A value changes from 500 to 800. What is the percentage increase?

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Question 12

7 out of 8 songs on a playlist are by women artists. What percentage is that? (Give the exact value.)

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Question 13

A download is 40% complete. So far 56 MB have downloaded. How big is the whole file, in MB?

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Question 14

Find 45% of 60.

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Question 15

Mei says: “15% of 300 is 10% of 300 plus 5, so it is 35.” What is 15% of 300 really?

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Question 16

There are 240 runners at an event. 10% of them arrive by bike. How many arrive by bike?

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