Question

in a class the ratio of boys to the girls 7:8.what part of whole class are girls?

Answer 1

Heya,

Total number of ratios = 8+7=15

Ratio of girls = 8

Number of girls = 8/15.

Therefore 8/15th part of whole class are girls


Hope it helps u...

Answer 2

total number of boys and girls in the ratio = 8+7=15
ratio of girls = 8
number of girls = 8/15.
∴(8/15) th part of whole class are girls