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4.53/0.146 is closest to which of the following?

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Math Revolution GMAT Instructor
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4.53/0.146 is closest to which of the following?  [#permalink]

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New post 31 Mar 2017, 01:36
00:00
A
B
C
D
E

Difficulty:

  15% (low)

Question Stats:

85% (00:58) correct 15% (00:46) wrong based on 62 sessions

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\(\frac{4.53}{0.146}\) is closest to which of the following?

A. 0.3
B. 3
C. 30
D. 300
E. 3,000

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4.53/0.146 is closest to which of the following?  [#permalink]

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New post 31 Mar 2017, 02:20
1
MathRevolution wrote:
\(\frac{4.53}{0.146}\) is closest to which of the following?

A. 0.3
B. 3
C. 30
D. 300
E. 3,000


\(\frac{4.53}{0.146}\) = \(\frac{(453*10^{-2})}{(146*10^{-3})}\)

= \(\frac{(453*10)}{146}\) (which when approximated becomes 450/150 = 3)

= 3*10 = 30

Hence option C is correct
Hit Kudos if you liked it 8-)
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Re: 4.53/0.146 is closest to which of the following?  [#permalink]

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New post 31 Mar 2017, 07:37
MathRevolution wrote:
\(\frac{4.53}{0.146}\) is closest to which of the following?

A. 0.3
B. 3
C. 30
D. 300
E. 3,000


C.

.146 * 10 move the decimal 1.46. Then multiple by 3 to get close.
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4.53/0.146 is closest to which of the following?  [#permalink]

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New post 31 Mar 2017, 13:12
453/100 ÷ 146/1000
453/100 x 1000/146
2265/73
31

C
Math Revolution GMAT Instructor
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Re: 4.53/0.146 is closest to which of the following?  [#permalink]

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New post 02 Apr 2017, 18:23
==> You get \(\frac{4.53}{0.146}≒\frac{4,500}{150}=30\). The answer is C.

Answer: C
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Re: 4.53/0.146 is closest to which of the following? &nbs [#permalink] 02 Apr 2017, 18:23
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