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Bunuel

In the figure above, if a = 3d, b =

(A) 25

(B) 35

(C) 75

(D) 800

(E) 100

Attachment:
2018-02-06_1414.png

Since a = 3d, c = 3d, and we see that e = 80 and b = d.

Thus:

3d + 80 + d = 180

4d = 100

d = 25

So b = 25 also.

Answer: A
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