The sum of ages (in years) of a son and his father is 35 years and the product of their ages is 150 years. Find their ages.
(a) Son: 10 years, Father: 25 years
(b) Son: 15 years, Father: 20 years
(c) Son: 5 years, Father: 30 years
(d) Son: 12 years, Father: 23 years