(B) The given series follows the pattern of $(n^{2} - 1)$ for even numbers starting from $n = 2$.$2^{2} - 1 = 4 - 1 = 3$$4^{2} - 1 = 16 - 1 = 15$$6^{2

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(B) The given series follows the pattern of $(n^{2} - 1)$ for even numbers starting from $n = 2$.$2^{2} - 1 = 4 - 1 = 3$$4^{2} - 1 = 16 - 1 = 15$$6^{2} - 1 = 36 - 1 = 35$$8^{2} - 1 = 64 - 1 = 63$$10^{2} - 1 = 100 - 1 = 99$$12^{2} - 1 = 144 - 1 = 143$Therefore,the missing term is $6^{2} - 1 = 35$.

Competitive Quantitative Aptitude Number Series Number Series

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$3, 15, ?, 63, 99, 143$

A
$27$
B
$35$
C
$45$
D
$56$

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$3, 15, ?, 63, 99, 143$

Similar Questions

Find the missing term in the series: $625, 5, 125, 25, 25, ?, 5$

What should come in the place of the question mark $(?)$ in the following number series?$11, 28, 55, 92, 139, ?$

What will come in place of the question mark $(?)$ in the following number series?$2, 3, 5, 8, 12, ?$

Find out the odd number from the given sequence: $1, 3, 10, 36, 152, 760, 4632$.

$6, 18, 3, 21, 7, 56, ?$

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What should come in the place of the question mark $(?)$ in the following number series?
$11, 28, 55, 92, 139, ?$

What will come in place of the question mark $(?)$ in the following number series?
$2, 3, 5, 8, 12, ?$