Proportions With Fractions

The ratio of red apples to green apples in a basket is 1 : 2

What fraction of the apples are red?

The ratio of blue pens to black pens in a box is 3:5

What fraction of the pens are black?

A farmer keeps cows and pigs on his farm. The ratio of cows to pigs on the farm is 2 : 3

What percentage of his animals are pigs?

• 40%

• 30%

• 66%

• 60%

Olivia has blue, pink and orange counters in a bag. The ratio of blue to pink to orange counters is 4 : 5 : 2

What fraction of her counters are pink?

Chris makes a drink by mixing lemonade and orange juice in the ratio 13 : 7

What percentage of the drink is lemonade?

• 26%

• 65%

• 35%

• 52%

There are white, red and yellow counters in a box in the ratio 2 : 7 : 16

What percentage of the counters in the box are red?

• 28%

• 35%

• 14%

• 64%

Cards in a pack are either orange or purple. 80% of the cards are orange.

Write the ratio of orange cards to purple cards in the simplest form.

• 80 : 100

• 8 : 2

• 4 : 1

• 4 : 5

The counters in a bag are red or yellow. 30% of the counters in the bag are red.

Find the ratio of yellow counters to red counters in the simplest form.

• 10 : 3

• 3 : 7

• 7 : 3

• 3 : 10

Chris designs a flag. 20% of the flag is white and the rest is pink.

What is the ratio of white to pink in simplest form?

• 1 : 5

• 1 : 4

• 4 : 1

• 5 : 1

14% of the students in a class are left handed.

Find the ratio of left handed to right handed students in simplest form.

• 7 : 50

• 7 : 43

• 14 : 86

• 14 : 100