If x/y = 5 and (4a - x)/(b - y) = 5, then the value of a/b is?	Pick one
A) –3
B) -2
C) 1
D) 5/4
E) 3
x = 5y   4a - 5y = 5(b - y)   4a - 5y = 5b - 5y   4a = 5b   a/b = 5/4   Answer: 5/4
<result>D</result>
If x/y = 5 and (4a - x)/(b - y) = 5, then the value of a/b is?