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Started 8 months ago by Shashank in SNAP, SNAP Analytical & Logical Reasoning, Series
Jenil Trivedi replied 8 months ago
In the given series, determine the number coming in the blank space. 0, 1, 6, 21, 52, 105, 186, 301, ___ a...
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In the given series, determine the number coming in the blank space.
0, 1, 6, 21, 52, 105, 186, 301, ___
a 410
b 421
c 434
d 456
Tags: Snap
1 Replies
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@trivedijenil28@gmail.com
Replied 8 months ago
ANSWER - D
By tabulating the difference between the numbers of the given series:
0
1
6
21
52
105
186
301
1st Difference
1
5
15
31
53
81
115
2nd Difference
4
10
16
22
28
34
3rd Difference
6
6
6
6
6
The 3rd difference is constant.
∴ The next number will be 301 + 115 + 34 + 6 = 456
∴ Therefore (d).