A, B, C and D are distinct positive integers such that the product AB = 60, the product CD = 60 and A - B = C + D - 5. What is the value of A?
I brute forced it.
\(A = 15, B = 4, C = 10, D = 6\)
So, \(\color{brown}\boxed{A=15}\)
+2668 
