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

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30-06-2020
Mathematics

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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

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

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mhanifa mhanifa · Answer 1 · 2020-06-30T12:44:21+02:00

mhanifa mhanifa

30-06-2020

Answer:

5/11

Step-by-step 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

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