Question

If M. D. is $12$, the value of S.D. will be

• A. 15
• B. 12
• C. 24
• D. None of these

Answer 1

Answer: (A)

We know that $Q.D=\frac{5}{6}\times M.D.$
$=\frac{5}{6}\times 12=10$
$\therefore S.D=\frac{3}{2}\times Q.D$
$=\frac{3}{2}\times 10$
$\Rightarrow S.D.=15$