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What will come in the place of question mark (?) in the following number series? 600,     125,     30,       ?,          7.2,      6.44,    6.288

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What will come in the place of question mark (?) in the following number series?

600,     125,     30,       ?,          7.2,      6.44,    6.288


1).

19.8


2).

18.72


3).

24.5


4).

11


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1 answers

3 vote
Answered by on | Votes 3 |

The pattern of the given number series is as following:

→ 600

→ 600 ÷ 5 + 5 = 125,

→ 125 ÷ 5 + 5 = 30,

→ 30 ÷ 5 + 5 = 11,

→ 11 ÷ 5 + 5 = 7.2,

→ 7.2 ÷ 5 + 5 = 6.44

→ 6.44 ÷ 5 + 5 = 6.288

Hence, the required number in place of question mark in the given number series would be 11.

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