Question

Find the next term of the given series.

$3,15,35,63,99,?$

• A. $144$
• B. $143$
• C. $121$
• D. $169$

Answer 1

Answer: (B)

$143$

$2^2-1=3$
$4^2-1=15$
$6^2-1=35$
$8^2-1=63$
${10}^2-1=99$
................
$2n^2-1$
${12}^2-1=143$
So, option B is the correct answer.