Question

If 0.4 of a number is equal to 0.06 of another number, the ratio of the number is:

• A. 2 : 3
• B. 3 : 4
• C. 3 : 20
• D. 20 : 3

Answer 1

The correct option is C

3 : 20

$0.4A=0.06B$ $\Rightarrow \frac{A}{B}=\frac{0.06}{0.4}=\frac{3}{20}$

$\therefore A:B=3:20$.