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Which of the following is 850 percent greater than

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Which of the following is 850 percent greater than [#permalink]  13 Oct 2017, 02:03
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Which of the following is 850 percent greater than 8 * 10^3 ?

A. 8.5*10^3

B. 6.4*10^4

C. 6.8*10^4

D. 7.6*10^4

E. 1.6*10^5
[Reveal] Spoiler: OA

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Re: Which of the following is 850 percent greater than [#permalink]  13 Oct 2017, 05:02

850/100 * 8*1000
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Re: Which of the following is 850 percent greater than [#permalink]  15 Oct 2017, 02:32
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Rajneesh Garg wrote:

850/100 * 8*1000

You have to pay attention when computing an increase by a certain percentage. In this case, the formula for the words in the question is

(1+8.5)*8*10^3 = 9.5*8*10^3 = 76*10^3 = 7.6*10^4
Re: Which of the following is 850 percent greater than   [#permalink] 15 Oct 2017, 02:32
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