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​Which of the following numbers will replace the question mark (?) in the given series?10 , 21 , 38 , 62 , 94 , ?
Question

Which of the following numbers will replace the question mark (?) in the given series?
10 , 21 , 38 , 62 , 94 , ?

A.

135

B.

155

C.

104

D.

72

Correct option is A

Given: 10 , 21 , 38 , 62 , 94 , ?
Logic: Difference of two constitutive number is increasing from 11, 17, 24, 32, 41 (double difference follows 6, 7, 8, 9)
21-10=11
38-21=17
62-38=24
94-62=32
Similarly,
?-94= 41
?=94+41
?=135
Thus, Option A is the correct answer.

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