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Direction : What is the value of (?) in the following number series?

?, 2.25, 2.75, 6.5, 28, 228

2

1

3

4

0

Explanation:

Series is, × 1 2 + 0.25,× 1 + 0.5,× 2 + 1,× 4 + 2 ?= (2.25 − 0.25) × 2 = 2 × 2 = 4

By: Parvesh Mehta

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