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Quantitative Aptitude(IBPS CL)

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

117.5, 117, 119, 111, 143, ?

9

12

15

18

21

Explanation:

117.5 -0.5= 117,
117 + 2 =119,
119 – 8 =111,
111 + 32 =143,
143 – 128 = ? =15

By: Munesh Kumari

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