12, 32, 72, 152, (......)

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RRB TA Exam (Chennai) 2008 click here to view all questions

In the following questions, find the number which can be put in the blank to complete the series. 12, 32, 72, 152, (......)

A312

B325

C515

D613

praveen ? Sun Oct 16 2016 12:30:00 GMT+0530 (IST)

Answer is : 312

12, 32, 72, 152, (......)

The pattern is + 20, + 40, + 80,...
.'. Missing number = 152 + 160 = 312.

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Answer is : 312 12, 32, 72, 152, (......) The pattern is + 20, + 40, + 80,... .'. Missing number = 152 + 160 = 312. praveen ? answered Sun Oct 16 2016 12:30:00 GMT+0530 (IST) All Comments

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