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# Which of the following options is closest to (310)(3310)? A. 1010

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Math Revolution GMAT Instructor
Joined: 16 Aug 2015
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GMAT 1: 800 Q59 V59
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Which of the following options is closest to (310)(3310)? A. 1010 [#permalink]

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13 Sep 2017, 00:19
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Difficulty:

25% (medium)

Question Stats:

74% (00:56) correct 26% (01:08) wrong based on 81 sessions

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[GMAT math practice question]

Which of the following options is closest to $$(3^{10})(33^{10})$$?

A. $$10^{10}$$
B. $$10^{14}$$
C. $$10^{18}$$
D. $$10^{20}$$
E. $$10^{22}$$

_________________

MathRevolution: Finish GMAT Quant Section with 10 minutes to spare
The one-and-only World’s First Variable Approach for DS and IVY Approach for PS with ease, speed and accuracy.
"Only $99 for 3 month Online Course" "Free Resources-30 day online access & Diagnostic Test" "Unlimited Access to over 120 free video lessons - try it yourself" Senior CR Moderator Status: Long way to go! Joined: 10 Oct 2016 Posts: 1393 Location: Viet Nam Which of the following options is closest to (310)(3310)? A. 1010 [#permalink] ### Show Tags 13 Sep 2017, 00:35 1 MathRevolution wrote: [GMAT math practice question] Which of the following options is closest to $$(3^{10})(33^{10})$$? A. $$10^{10}$$ B. $$10^{14}$$ C. $$10^{18}$$ D. $$10^{20}$$ E. $$10^{22}$$ $$3^{10} * 33^{10} = (3*33)^{10} = 99^{10} \approx 100^{10} = (10^2)^{10}=10^{20}$$ Answer D _________________ VP Status: Learning Joined: 20 Dec 2015 Posts: 1161 Location: India Concentration: Operations, Marketing GMAT 1: 670 Q48 V36 GRE 1: 314 Q157 V157 GPA: 3.4 WE: Manufacturing and Production (Manufacturing) Re: Which of the following options is closest to (310)(3310)? A. 1010 [#permalink] ### Show Tags 13 Sep 2017, 05:55 3^10*33^10=3^20*11^10 9^10*11^10=10^20 approximately _________________ Please give kudos if you found my answers useful Math Revolution GMAT Instructor Joined: 16 Aug 2015 Posts: 5600 GMAT 1: 800 Q59 V59 GPA: 3.82 Re: Which of the following options is closest to (310)(3310)? A. 1010 [#permalink] ### Show Tags 15 Sep 2017, 02:02 1 => $$(3^{10})(33^{10}) = (3^{10})(3*11)^{10} = (3^{10})(3^{10})(11^{10})= (9^{10})(11^{10}) ~ (10^{10})(10^{10}) = 10^{20}$$ Ans: D _________________ MathRevolution: Finish GMAT Quant Section with 10 minutes to spare The one-and-only World’s First Variable Approach for DS and IVY Approach for PS with ease, speed and accuracy. "Only$99 for 3 month Online Course"
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Re: Which of the following options is closest to (310)(3310)? A. 1010   [#permalink] 15 Sep 2017, 02:02
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# Which of the following options is closest to (310)(3310)? A. 1010

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