Step-by-step explanation:
see the photo for the answer
Answer:
4 hours and a half. 4 hours and 30 minutes
15 years old
im assuming they're saying to find Ankit's age if his father is 50.
Ankit's father=f, Ankit=a
f=3a +5, f=50: 50=3a+5 -> 3a=45 -> a=15
