Question 910014
a+c=92,
0.1*a+0.25*c=14
a=92-c
0.1*(92-c)+0.25*c=14
9.2-0.1c+0.25*c=14
0.15*c=4.8
c=32.0
a=92-c
a=60.0 at $0.10 and  c=32.0 at $0.25
check
60.0+32.0=92
0.1*a+0.25*c=14
0.1*60.0+0.25*32.0=14
6.0+8.0=14
14.0=14
ok