If 30% of A =0.25 of B=1/5th of C, the ratio of A, B and C is ----
A
3 : 6 : 5
B
6 : 5 : 4
C
4 : 5 : 6
D
3 : 5 : 6
Correct Answer: 3 : 6 : 5
A × 30% = B ×.25 = 1/5 ×C .3A = . 25B = . 2C .3A = . 25B A/B = 25/30 A/B = 5/6 A : B = 5 : 6 A : B = 10 : 12 and, . 25B = . 20C B/C = 20/25 B/C = 4/5 B : C = 4 : 5 B : C = 12 : 15 A : B : C = 10 : 12 : 15