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# In the figure, lines l and m are parallel. If y – z = 60, then what is

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Math Expert
Joined: 02 Sep 2009
Posts: 53066
In the figure, lines l and m are parallel. If y – z = 60, then what is  [#permalink]

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09 Oct 2018, 00:16
00:00

Difficulty:

25% (medium)

Question Stats:

85% (00:59) correct 15% (00:32) wrong based on 14 sessions

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In the figure, lines l and m are parallel. If y – z = 60, then what is the value of x ?

(A) 60

(B) 75

(C) 90

(D) 120

(E) 135

Attachment:

line.jpg [ 12.43 KiB | Viewed 165 times ]

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Joined: 31 Oct 2013
Posts: 1162
Concentration: Accounting, Finance
GPA: 3.68
WE: Analyst (Accounting)
Re: In the figure, lines l and m are parallel. If y – z = 60, then what is  [#permalink]

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09 Oct 2018, 00:29
Bunuel wrote:

In the figure, lines l and m are parallel. If y – z = 60, then what is the value of x ?

(A) 60

(B) 75

(C) 90

(D) 120

(E) 135

Attachment:
line.jpg

y - z = 60

y = 60 +z

Now we know y and z has total value of 180.

60 +z + z = 180

z = 60

y = 120.

Since we are dealing with parallel line x must be 120.

Re: In the figure, lines l and m are parallel. If y – z = 60, then what is   [#permalink] 09 Oct 2018, 00:29
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