Question Detail

8, 10, 14, 18, (...), 34, 50, 66

  • 20
  • 24
  • 26
  • 28

Answer: Option C

Explanation:

Patten is +2, +4, +4, .., .., +16, +16

Missing number will be 18+8 = 26
Similar Questions :

1. 21,25,33,49,81, ?

  • 140
  • 145
  • 147
  • 159

Answer: Option B

Explanation:

Pattern is, +4, +8, +16, +32, so next will be +64
81+64 = 145

2. 3, 12, 27, 48, 75, 108,

  • 141
  • 143
  • 145
  • 147

Answer: Option D

Explanation:

Series is having pattern
\begin{aligned}
3*1^2, 3*2^2, 3*3^2, ......\\
\text{Next will be } 3*7^2 = 147
\end{aligned}

3. 5, 6, 7, 8, 10, 11, 14, (...) ?

  • 19
  • 17
  • 16
  • 15

Answer: Option D

Explanation:

Please check that given sequence consists of two series

Series 1: 5, 7, 10, 14
Series 2: 6, 8, 11, ...

In series 2 pattern is +2, +3, Next will be +4
So required number in the series will be 11+4 = 15

4. 5,9,17,29,45, ?

  • 50
  • 60
  • 65
  • 70

Answer: Option C

Explanation:

In this series the pattern is +4, +8, +12, +16, so next will be +20

Term which will replace the question mark in this series will be 45+20 = 65

5. Complete the series
20, 19, 17, ...., 10, 5

  • 15
  • 16
  • 13
  • 14

Answer: Option D

Explanation:

Pattern is, -1, -2, ..,.. , -5

So -3 and -4 will fill the blanks to make it a pattern.

Next number will be 17-3 = 14

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