If 60% of A = 3/4 of B, then A : B is :

Answer: Option D

60% of A = $$\frac{3}{4}$$B
$$\frac{3}{5}$$A = $$\frac{3}{4}$$B
$$\frac{A}{B}$$ = $$\frac{5}{4}$$
⇒ A : B = 5 : 4