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# If t = 40, what is the degree measure of WSR ?

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Math Expert
Joined: 02 Sep 2009
Posts: 59674
If t = 40, what is the degree measure of WSR ?  [#permalink]

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21 Nov 2019, 00:55
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15% (low)

Question Stats:

86% (00:37) correct 14% (00:54) wrong based on 36 sessions

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If $$t = 40$$, what is the degree measure of $$\angle WSR$$ ?

(A) 140

(B) 120

(C) 110

(D) 100

(E) 80

Attachment:

1.jpg [ 13.17 KiB | Viewed 465 times ]

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Joined: 20 Aug 2017
Posts: 54
If t = 40, what is the degree measure of WSR ?  [#permalink]

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21 Nov 2019, 01:48
$$\angle WSR$$ = $$3.5t$$ - t = $$2.5t$$ = 2.5*40 = 100

IMO - D
Bunuel wrote:

If $$t = 40$$, what is the degree measure of $$\angle WSR$$ ?

(A) 140

(B) 120

(C) 110

(D) 100

(E) 80

Attachment:
1.jpg
Intern
Joined: 16 Nov 2019
Posts: 2
If t = 40, what is the degree measure of WSR ?  [#permalink]

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21 Nov 2019, 12:46
3.5t-t= angle WSR
3,5(40)-40= angle WSR
140-40=100= angle WSR

Angle WSR measures 100 degrees and answer is D
Target Test Prep Representative
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Re: If t = 40, what is the degree measure of WSR ?  [#permalink]

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24 Nov 2019, 19:10
Bunuel wrote:

If $$t = 40$$, what is the degree measure of $$\angle WSR$$ ?

(A) 140

(B) 120

(C) 110

(D) 100

(E) 80

Attachment:
1.jpg

We see that angle WSR = 3.5t - t = 2.5t. Since t = 40, angle WSR = 2.5(40) = 100 degrees.

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Re: If t = 40, what is the degree measure of WSR ?   [#permalink] 24 Nov 2019, 19:10
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