Question

Find the missing term to replace the question mark, from the given alternatives.

3, 12, 27, 48, 75, 108, ?

• A. 147
• B. 162
• C. 183
• D. 192

Answer 1

Answer: (A)

147

$12-3\to 3\times 3$
$27-12\to 3\times 5$
$48-27\to 3\times 7$
$75-48\to 3\times 9$
$108-75\to 3\times 11$
$x-108\to 3\times 13$
$\therefore x=108+39=147$