Question

((32/57+27/38)•19/29+(25/26+48/65)•10/51+(74/75+49/50)•15/59)•3/5

Answer 1

32/57+27/38=(64+81)/114=145/114
145/114*19/29=5/6
25/26+48/65=(125+96)/130=221/130
221/130*10/51=221/663=1/3
74/75+49/50=(148+147)/150=295/150=59/30
59/30*15/59=1/2
5/6+1/3+1/2=(5+2+3)/6=10/6
10/6*3/5=1