Question 24162
Leah = 6+x
Sue = x
John = 5+(6+x)
Total sum = 41


6+x+x+5+6+x=41
3x+17=41
3x=24
x=8


8+6=14
14+5=19


Hence, Sue is 8 years old, Leah is 14 years old and John is 19 years old.
Paul.