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What is 1 percent of 0.023?
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16 Oct 2017, 01:32
16 Oct 2017, 01:32
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Expert Reply
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A
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Difficulty:
5%
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Question Stats:
83% (00:26) correct
17%
(00:31)
wrong
based on 114
sessions
What is 1 percent of 0.023?
(A) 0.00023
(B) 0.0023
(C) 0.23
(D) 2.3
(E) 23
(A) 0.00023
(B) 0.0023
(C) 0.23
(D) 2.3
(E) 23
What is 1 percent of 0.023?
[#permalink]
16 Oct 2017, 03:08
16 Oct 2017, 03:08
Expert Reply
Bunuel wrote:
What is 1 percent of 0.023?
(A) 0.00023
(B) 0.0023
(C) 0.23
(D) 2.3
(E) 23
(A) 0.00023
(B) 0.0023
(C) 0.23
(D) 2.3
(E) 23
\((1 * 10^{-2}) * (23 * 10^{-3}) =\)
\(23 * 10^{-5}\)
\(.00023\)
OR
\((\frac{1}{10^2} * \frac{23}{10^3}) =\)\(\frac{23}{10^5} =\)
\(23 * 10^{-5}\)
\(.00023\)
Answer A
Tutor
Joined: 15 May 2017
Posts: 39
Given Kudos: 6
GMAT 1: 770 Q51 V45
Re: What is 1 percent of 0.023?
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16 Oct 2017, 05:09
16 Oct 2017, 05:09
Expert Reply
Remember that the shortcut to divide by ten is just shift a decimal one place to the left. 1% = dividing by 100, so shift the decimal to the left two places and insert the requisite zeros after the decimal point. The correct answer is choice A - 0.00023.
