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Multiple Choice Questions

5 8 9 25 7 2 125 4 6 5 ........

Quantitative Aptitude ( CCS) Simplification

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5 ^8.9 * 25 ^7.2 / 125 ^4.6 = 5^?

11

9.5

13.2

15

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Explanation:

5 ^8.9 * 25 ^7.2 / 125 ^4.6= 5^x
(5 ^8.9 * 5 ^2*7.2) / 5 ^3*4.6 =5^x
5 ^8.9+14.4 / 5 ^13.8=5^x
5^23.3-13.8 = 5^x
x=9.5.

Hence, option 2 is the correct answer.

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