In a village Rampur a woman purchased a car for Rs 5,00,000.After using for some years she sold it to her friend for Rs 3,50,000. She said to her friend that when she had bought the new car, her age was three times of her son's age and her husband's age was five years more than her age .Five year ago (from that day) her son was of his father's age. 3.1. What was the age of her son when she purchased the car? 3.2. What was the age of her husband when she purchased the car? 3.3What was the age of the woman when she purchased the car? 3.4. When the car was sold, its depreciated market price was Rs. 3,75,000. Did the woman incur any loss? If yes, find how much.