Question

The salaries of $A$ and $B$ are in the ratio $8:3$. The salaries of $B$ and $C$ are in the ratio $5:12$. Express the salaries of $A,B$ and $C$ in the form of a ratio.

• A. $8:40:36$
• B. $16:15:36$
• C. $8:15:12$
• D. $40:15:36$

Answer 1

Answer: (D)

$40:15:36$

$A:B=8:3=(8\times 5:3\times 5)$
$=40:15$
$B:C=5:12=(5\times 3:12\times 3)$
$15:36$
$A:B:C=40:15:36$