Subject: mathqa
Question: the ages of two persons differ by 16 years . if 6 years ago , the elder one be 3 times as old as the younger one , find their present ages .
Option: 
A: 20 years and 28 years
B: 16 years and 25 years
C: 14 years and 30 years
D: 18 years and 26 years
Answer: C