OLNA - Online Literacy and Numeracy Assessment Numeracy: Ratios and Percentages Questions and Answers

Question 1

A school has a ratio of teachers to students of 1:18. If there are 540 students in the school, how many teachers are there?

Accepted Answer

30

Answer

18

Answer

27

Answer

54

Question 2

A survey of 300 people found that 65% preferred coffee over tea. How many people preferred coffee?

Accepted Answer

195

Answer

65

Answer

105

Answer

235

Question 3

After a 15% discount, the price of a jacket is $170. What was the original price of the jacket?

Accepted Answer

$200.00

Answer

$144.50

Answer

$185.00

Answer

$195.50

Question 4

In a bag of 50 marbles, 15 are red. What percentage of the marbles are red?

Accepted Answer

30%

Answer

15%

Answer

35%

Answer

50%

Question 5

A sports team won 12 games and lost 8 games. Which of the following represents the simplified ratio of wins to losses?

Accepted Answer

3:2

Answer

12:8

Answer

6:4

Answer

4:3

Question 6

A restaurant bill is $80. A 10% Goods and Services Tax (GST) is added to this amount. The customer then leaves a 5% tip based on the new total (including GST). What is the final amount paid?

Accepted Answer

$92.40

Answer

$92.00

Answer

$88.00

Answer

$94.00