Question

What number should replace the question mark $?$, in the series of numbers given below?
$4322:48::4172:56::7615:?$

• A. $110$
• B. $210$
• C. $140$
• D. $180$

Answer 1

Answer: (B)

$210$

$4\times 3\times 2\times 2=48$
$4\times 1\times 7\times 2=56$
$7\times 6\times 1\times 5=210$

Hence, option B.