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# Two assembly line inspectors, Lauren and Steven, inspect widgets as th

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Manager
Joined: 02 Jun 2015
Posts: 191
Location: Ghana
Two assembly line inspectors, Lauren and Steven, inspect widgets as th  [#permalink]

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25 Aug 2016, 15:25
1
6
00:00

Difficulty:

55% (hard)

Question Stats:

61% (02:11) correct 39% (01:44) wrong based on 44 sessions

### HideShow timer Statistics

Two assembly line inspectors, Lauren and Steven, inspect widgets as they come off the assembly line. If Lauren inspects every fifth widget, starting with the fifth, and Steven inspects every third, starting with the third, how many of the 98 widgets produced in the first hour of operation are not inspected by either inspector?

A) 91
B) 59
C) 53
D) 47
E) 45

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Intern
Joined: 23 Jan 2015
Posts: 38
Location: India
Concentration: Operations
WE: Information Technology (Computer Software)
Two assembly line inspectors, Lauren and Steven, inspect widgets as th  [#permalink]

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26 Aug 2016, 00:54
duahsolo wrote:
Two assembly line inspectors, Lauren and Steven, inspect widgets as they come off the assembly line. If Lauren inspects every fifth widget, starting with the fifth, and Steven inspects every third, starting with the third, how many of the 98 widgets produced in the first hour of operation are not inspected by either inspector?

A) 91
B) 59
C) 53
D) 47
E) 45

Widgets inspected by Lauren: ((95-5)/5)+1=18+1=19
Widgets inspected by Steven: ((96-3)/3)+1 =31+1 =32
Widgets inspected by both: ((90-15)+1 =6
Total : 19+32 -6=45
hence, widgets not inspected: 98-45=53
Option C
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Joined: 09 Sep 2013
Posts: 9895
Re: Two assembly line inspectors, Lauren and Steven, inspect widgets as th  [#permalink]

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05 Feb 2019, 00:29
Hello from the GMAT Club BumpBot!

Thanks to another GMAT Club member, I have just discovered this valuable topic, yet it had no discussion for over a year. I am now bumping it up - doing my job. I think you may find it valuable (esp those replies with Kudos).

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Re: Two assembly line inspectors, Lauren and Steven, inspect widgets as th   [#permalink] 05 Feb 2019, 00:29
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