Posted by cindy on .
Stephen is 14 years old. In 13 years time he will be 3 fifths as old as his father will be then. How old is his father now?
a) 32
b) 27
c) 26
d) 30

general ability 
Reiny,
let his father's present age be x years
14 + 13 = 3/5(x+13)
Solve.