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x or 75
[#permalink]
24 Jul 2020, 10:44
24 Jul 2020, 10:44
Expert Reply
00:00
Question Stats:
94% (00:12) correct
5% (01:53) wrong based on 17 sessions
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Attachment:
GRE x or 75.jpg [ 12.48 KiB | Viewed 1735 times ]
Quantity A |
Quantity B |
x |
75 |
A)The quantity in Column A is greater.
B)The quantity in Column B is greater.
C)The two quantities are equal.
D)The relationship cannot be determined from the information given.
Kudos for the right solution and explanation
Moderator
Joined: 02 Jan 2020
Status:GRE Quant Tutor
Posts: 1141
Given Kudos: 9
Location: India
Concentration: General Management
Schools: XLRI Jamshedpur, India - Class of 2014
GMAT 1: 700 Q51 V31
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WE:Engineering (Computer Software)
Re: x or 75
[#permalink]
24 Jul 2020, 22:30
24 Jul 2020, 22:30
2
Sum of all angles of a \(\triangle\) is 180\(^{\circ}\)
So, x + x + 30\(^{\circ}\) = 180\(^{\circ}\)
=> 2x = 180\(^{\circ}\) - 30\(^{\circ}\) = 150\(^{\circ}\)
=> x = \(\frac{150^{\circ}}{2}\) = 75\(^{\circ}\)
So, both quantities are equal
So, Answer is C
Hope it helps!
So, x + x + 30\(^{\circ}\) = 180\(^{\circ}\)
=> 2x = 180\(^{\circ}\) - 30\(^{\circ}\) = 150\(^{\circ}\)
=> x = \(\frac{150^{\circ}}{2}\) = 75\(^{\circ}\)
So, both quantities are equal
So, Answer is C
Hope it helps!
gmatclubot
Re: x or 75 [#permalink]
24 Jul 2020, 22:30
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