Question

in a school the ratio of the number of large classrooms to small classrooms is 3:4 . if the number of small classrooms is 20 then find out the number of large classrooms​

Answer 1

step by step explanation:

let the number of small classrooms and large classroons be 4x and 3x

small classrooms is 20

then, shall classrooms be = 4x=20

x=20/4

x=5

put x =5 in 3x

large class rooms=3x=3×5

=15.

hope it helps.