Question

In the following question, there is a number series with one term missing shown by question mark$(?)$. This term is one of the following four alternative given. Choose the correct number from options.

$10,18,28,40,54,?,88$.

• A. $68$
• B. $70$
• C. $71$
• D. $74$

Answer 1

Answer: (B)

$70$

The relationship given here is : An even number is added to the preceding term.

The term starts from $10$ and the first even number added is $8$.

$10+8=18$

$18+10=28$

$28+12=40$

$40+14=54$

So, the answer is $54+16=70$

Answer: $OptionB$