20 24 40 76 ? 240

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150

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240

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Solution

The correct option is A 150
$20 + 2^{2} = 20 + 4 = 24$
$24 + 4^{2} = 20 + 24 = 40$
$40 + 6^{2} = 40 + 36 = 76$
$76 + 8^{2} = 40 + 36 = 76$
$140 + 10^{2} + 140 + 100 = 240$

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Similar questions

76 - 24 =

(A \cap B) = 24,

(A \cup B) =

31.7

a

Marks	$0 - 10$	$10 - 20$	$20 - 30$	$30 - 40$	$40 - 50$
Frequency	$20$	$24$	$40$	$36$	$20$

Age group (Years)	Specific death rate
$0 - 1$ $1 - 5$ $5 - 15$ $15 - 25$ $25 - 40$ $40 - 50$ $50 - 60$ $60 - 75$ $75$ and above	$85$ $46$ $20$ $12$ $18$ $24$ $33$ $40$ $76$

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