Year 9 Ratios

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Year 9 Ratios

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There are 15 boys in a group of 35 students.
What is the ratio of boys to girls in this group?

1 point

3 : 4

4 : 3

4 : 7

3 : 7

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When $240 is divided in the ratio 5 : 7, the result is:

1 point

140 : 100

100 : 140

120 : 80

50 : 70

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The ratio of girls to boys at a party is 5 : 4. If there are 35 girls at the party, how many boys are there?

1 point

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Simplify 25:35

1 point

2:3

5:7

1:1

5:6

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$18 is divided in the ratio 5 : 4. The smaller portion is

1 point

$10

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Simplify

1 point

3:2

3:1

9:2

6:1

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The ratio of 4 kilometres to 200 metres is

1 point

1:50

50:1

20:1

2:1

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What is the missing number 4 : ? = 12 : 27

1 point

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The ratio 4:6 is equivalent to

1 point

2:1

8:16

4:9

2:3

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The ratio of male passengers to female passengers on a bus is 4:7. This means the bus could be carrying

1 point

18 males

2 males

35 females

28 passengers

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The ratio of 60 cents to 2 dollars is

1 point

3 : 1

1 : 3

3 : 5

3 : 10

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A company owns a fleet of trucks and cars. The ratio of trucks to cars is 1:3 and there are 120 vehicles altogether. How many are cars?

1 point

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The colour Pine Green can be made by mixing green paint and white paint in the ratio 5 : 3. How much white paint is used to make 4 litres of Pine Green?

1 point

1.2 L

1.5 L

2.4 L

2.5 L

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Pamela has a music collection of 600 songs. The songs are stored on her computer, MP3 player and CDs in the ratio of 2 : 3 : 5 respectively.
How many songs are stored on her MP3 player?

1 point

120

180

200

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For every 10 white cars a car dealer sells, he sells 7 silver, 6 blue, 5 red, 4 yellow, 3 green, 2 black, 2 purple cars and 1 brown car.
In 2008, his car yard sold 120 cars.
How many blue cars were sold?

1 point

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The shaded area in the rectangle represents 5 square metres.
The ratio of the shaded area to the unshaded area is

1 point

1 : 1

1 : 2

1 : 3

2 : 1

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The colour Pine Green can be made by mixing green paint and white paint in the
ratio 5 : 3.
How much white paint is used to make 4 litres of Pine Green?

1 point

1.2 L

1.5 L

2.4 L

2.5 L

Clear selection

A Bakery sold 8 plain bread rolls and 13 wholemeal rolls. What is the ratio of the number of wholemeal rolls to the number of plain rolls sold?

1 point

8 : 13

13 : 8

8 : 21

21 : 8

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An amount of $55 000 is to be divided amongst three friends, Chris, Ted and Gloria, in the ratio 3 : 5 : 3.
How much does Ted receive?

1 point

$5 000

$11 000

$15 000

$25 000

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