Question

in a school the ratio of numbers of the large classroom to the small classroom is 4 ratio 5 if the number of small rooms is 20 then what is the number of large rooms? what is the total number of rooms? what is the ratio of small classroom to the total number of classroom

Answer 1

Let the no of class room be 4x and 5x respectively
atq

4x=20
x=20/4=5

then 5x=5×5=25

there fore no of big rooms is 25
and small rooms is 20

Hope it helped!!

Answer 2

The no of big rooms are 25
The no of small rooms are 20
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