Question

Are 30,6,25,5 are in proporation? Give full detail and solve the question:)

Answer 1

30:6::25:5 = 5:1::5:1

Answer 2

yes as we put the in a:b::c:d and then you have to multiply a*d=b*c
30:6::25:5
hence 30*5=6*25
150=150
so they are IN proportion