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# If you end at Step6, how many Step2 are passed through?

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Math Revolution GMAT Instructor
Joined: 16 Aug 2015
Posts: 8009
GMAT 1: 760 Q51 V42
GPA: 3.82
If you end at Step6, how many Step2 are passed through?  [#permalink]

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21 Apr 2016, 01:29
00:00

Difficulty:

65% (hard)

Question Stats:

48% (01:47) correct 52% (01:23) wrong based on 40 sessions

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Step1 x=100, y=3
Step2 x<y? Yes -> step5, no -> step3
Step3 x -> x/2
Step4 -> step2
Step5 write down x
Step6 finish

If you end at Step6, how many Step2 are passed through?

A. three
B. four
C. five
D. six
E. seven

* A solution will be posted in two days.

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Math Expert
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Posts: 7971
Re: If you end at Step6, how many Step2 are passed through?  [#permalink]

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21 Apr 2016, 07:41
MathRevolution wrote:
Step1 x=100, y=3
Step2 x<y? Yes -> step5, no -> step3
Step3 x -> x/2
Step4 -> step2
Step5 write down x
Step6 finish

If you end at Step6, how many Step2 are passed through?

A. three
B. four
C. five
D. six
E. seven

* A solution will be posted in two days.

Hi,
the Q basically is dividing 100 consecutively by 2..
so in a way we are asked when is 100/2^x <3, where x starts from 0 since the first time it is 100 ...
x comes out as 6.. our answer is 6+1=7, including value of 0..

E
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Math Revolution GMAT Instructor
Joined: 16 Aug 2015
Posts: 8009
GMAT 1: 760 Q51 V42
GPA: 3.82
Re: If you end at Step6, how many Step2 are passed through?  [#permalink]

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27 Apr 2016, 01:44
Step1 x=100, y=3
Step2 x<y? Yes -> step5, no -> step3
Step3 x -> x/2
Step4 -> step2
Step5 write down x
Step6 finish

If you end at Step6, how many Step2 are passed through?

A. three
B. four
C. five
D. six
E. seven

==> x=100(once), x=50(twice), x=25(three times), x=12.5(four times), x=6.25(five times), x=3.125(six times), x=3.125/2(seven times)
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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 \$79 for 1 month Online Course"
"Free Resources-30 day online access & Diagnostic Test"
"Unlimited Access to over 120 free video lessons - try it yourself"
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Joined: 09 Sep 2013
Posts: 13247
Re: If you end at Step6, how many Step2 are passed through?  [#permalink]

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15 Jan 2019, 08:17
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Re: If you end at Step6, how many Step2 are passed through?   [#permalink] 15 Jan 2019, 08:17
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