Question

The dual bar chart shows the hair colour of boys and girls in a year group. What fraction of the students are girls? Give your answer in its simplest form

Answer 1

5/11

Explanation:

there are 72 boys and 60 girls. that means there are 132 students on total.

60/132 = 5/11

Answer 2

5/11

Explanation:

Black= 22 b + 17 g

Brown= 4 b + 18 g

Blonde= 25 b + 10 g

Red= 21 b + 15 g

• Total number= 22+17+4+18+25+10+21+15= 132

• Number of girls= 17+18+10+15= 60

• Girls are 60/132= 2 × 2 × 3 × 5/ 2 × 2 × 3 × 11= 5/11 of all students