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1,9,17,33,49,73, ?

  • 93
  • 95
  • 97
  • 99

Answer: Option C

Explanation:

Pattern for the given series is, +8, +8, +16, +16, +24

So next will be +24, 73+24 = 97

Similar Questions :

1. In the series 3, 9, 15.. what will be the 21st term ?

  • 123
  • 126
  • 129
  • 136

Answer: Option A

Explanation:

We can judge that it is A.P.
With 6 as difference
nth term in A.P. = a+(n-1)d
a= 3, n = 21, d = 6
So, 21st term will be = 3+(20)6 = 123

2. 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

3. 1,1,3,9,6,36,10,100,(..),225

  • 12
  • 13
  • 14
  • 15

Answer: Option D

Explanation:

Given sequence is combination of two series
Series 1 : 1,3,6,10,..
Series 2 : 1,9,36,100,225

In series 1 pattern is +2, +3, +4. So next term will be
10+5 = 15

4. Which number should be replaced with x in following series :

2, 3, 5, 7, 11, x, 17

  • 12
  • 13
  • 14
  • 15

Answer: Option B

Explanation:

Above series contains prime number series. So after 11, 13 is next prime number.

5. What number should come next in the series, 1, 2, 3, 5, 8, ?

  • 17
  • 12
  • 9
  • 13

Answer: Option D

Explanation:

In this series, each term is the sum of preceding two terms as,
1+2 = 3
3+2 = 5
5+3 = 8
Next term in the series will be,
8+5 = 13

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