book Maths Puzzle Numerical Ability

PlEaSe HeLp =)
In any triangle, the sum of the measures of the angles is 180 degrees. In triangle ABC angle A is four times as large as angle B. angle C measures 0 degrees less than angle B. Find the measures of each angle.

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book Other Question
square root of y^2 equals -7 If w, x, y, and z are on-negative integers, each less than 3, and w(33) + x(32) + y(3) + z = 34, then w+z=
(A) 0
(B) 1
(C) 2
(D) 3
(E) 4