Math, asked by DJDakoda, 1 year ago

The ratio of girls to boys in class is 9 to 7 and there are 80 students in the class. How many girls are in the class? can you do it

Answers

Answered by udit43
5
Given the ratio is 9 : 7

Let the no. of girls be 9x

And no. of boys be 7x

According to the question :

9x + 7x = 80

16x = 80

x = 80 / 16

x = 5

7x = 7 × 5 = 35

9x = 9 × 5 = 45

So no. of girls = 45

No. of boys = 35

Hope it helps you.
Answered by mansisaini281
3
9x +8x=80
17x=80
x=4.7 is approx 5
9x is girls
9 ×5=45
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