Proportion 81593

Express the ratio. There are 12 boys and 16 girls in the class.
a) In what ratio is the number of girls to the number of boys?
b) In what proportion is the number of boys to the total number of pupils?

Correct answer:

r1 =  4:3
r2 =  3:7

Step-by-step explanation:

a=12 b=16  r1=b:a=16:12=4:31.3333=4:3

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