SSC JE Civil Engineering 2017 Set 1 Solved Paper

Question : 26 of 200

Marks: +1, -0

In the given series one word/one term/one number is missing. Select the correct alternative from the given ones that will complete the series.
2, 1.25, ?, –1/4, – 1

$–1/2$
$1/2$
$–0.75$
0.75

Validate

Solution:

The correct answer is

1/2

2, 1.25, 1/2, –1/4, –1

⇒ This type of sequence can be made known by the following method: -

2-3/4=5/4=1.25

5/4-3/4=1/2

1/2-(3/4)=-1/4

-1/4-3/4=-1

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