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umka2103 [35]
3 years ago
13

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 a

nswer in its simplest form

Mathematics
2 answers:
maxonik [38]3 years ago
4 0

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
Marizza181 [45]3 years ago
4 0

Answer:

5/11

Step-by-step explanation:

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

60/132 = 5/11

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