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Math Expert V
Joined: 02 Sep 2009
Posts: 57026
Which of the following are equal to 12.12*10^(–3) ?  [#permalink]

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Difficulty:   15% (low)

Question Stats: 92% (00:48) correct 8% (00:55) wrong based on 25 sessions

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Which of the following are equal to $$12.12 × 10^{–3}$$ ?

I. $$–1.21 × 10^3$$

II. $$0.00001212 × 10^3$$

III. $$0.01212 × 10^3$$

A. I only
B. II only
C. III only
D. I and II only
E. I, II and III

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VP  D
Joined: 31 Oct 2013
Posts: 1429
Concentration: Accounting, Finance
GPA: 3.68
WE: Analyst (Accounting)
Re: Which of the following are equal to 12.12*10^(–3) ?  [#permalink]

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Bunuel wrote:
Which of the following are equal to $$12.12 × 10^{–3}$$ ?

I. $$–1.21 × 10^3$$

II. $$0.00001212 × 10^3$$

III. $$0.01212 × 10^3$$

A. I only
B. II only
C. III only
D. I and II only
E. I, II and III

12.12 * 1 / 1000

= 0.01212.....Original answer.

= 0.00001212 * 10^3........Modified answer.

B is the correct answer.
Director  G
Joined: 03 Jun 2019
Posts: 824
Location: India
Re: Which of the following are equal to 12.12*10^(–3) ?  [#permalink]

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Bunuel wrote:
Which of the following are equal to $$12.12 × 10^{–3}$$ ?

I. $$–1.21 × 10^3$$

II. $$0.00001212 × 10^3$$

III. $$0.01212 × 10^3$$

A. I only
B. II only
C. III only
D. I and II only
E. I, II and III

Question: Which of the following are equal to $$12.12 × 10^{–3}=.01212$$ ?

I. $$–1.21 × 10^3$$
=-1210
Incorrect

II. $$0.00001212 × 10^3$$
=.01212
Correct

III. $$0.01212 × 10^3$$
=12.12
Incorrect

IMO B
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Efficient Learning Re: Which of the following are equal to 12.12*10^(–3) ?   [#permalink] 16 Jul 2019, 01:24
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# Which of the following are equal to 12.12*10^(–3) ?

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