Subject: mathqa
Question: there are 76 persons . 54 can read hindu , 43 can read times , 37 can read deccan and 15 can read all . if 24 can read hindu and deccan and 27 can read deccan and times then what is the number of persons who read only times and hindu .
Option: 
A: 21
B: 23
C: 22
D: 24
Answer: C