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# A field that measures 18 by 30 feet is divided into equal-sized square

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Math Expert
Joined: 02 Sep 2009
Posts: 53066
A field that measures 18 by 30 feet is divided into equal-sized square  [#permalink]

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29 Mar 2018, 22:41
00:00

Difficulty:

25% (medium)

Question Stats:

86% (01:45) correct 14% (01:54) wrong based on 44 sessions

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A field that measures 18 by 30 feet is divided into equal-sized square plots with no land left over. What is the greatest area, in square feet, for each of the square plots?

(A) 4
(B) 9
(C) 16
(D) 25
(E) 36

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BSchool Forum Moderator
Joined: 07 Jan 2016
Posts: 938
Location: India
GMAT 1: 710 Q49 V36
Re: A field that measures 18 by 30 feet is divided into equal-sized square  [#permalink]

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29 Mar 2018, 23:13
Bunuel wrote:
A field that measures 18 by 30 feet is divided into equal-sized square plots with no land left over. What is the greatest area, in square feet, for each of the square plots?

(A) 4
(B) 9
(C) 16
(D) 25
(E) 36

HCF of 18 and 30

6?

so 36

not sure tho
Manager
Joined: 05 Feb 2016
Posts: 157
Location: India
Concentration: General Management, Marketing
WE: Information Technology (Computer Software)
Re: A field that measures 18 by 30 feet is divided into equal-sized square  [#permalink]

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29 Mar 2018, 23:52
HCF of 18 and 30=6
so each side of square with max length =6 so that no land left over

area =6*6=36
Re: A field that measures 18 by 30 feet is divided into equal-sized square   [#permalink] 29 Mar 2018, 23:52
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