The age of a man is 4 times his son's age and the sum of their aeges is 60 years. Which of the following represents the above statements?

The age of the father is 4 times to that of his son, 8 years hence the sum of their ages will be 71 years what was the age of the father when the son was born ?

In the family of Amit, there are 4 members- Amit, his wife, his only son and his only daughter. Three years ago, age of Amit was 4 years more than the sum of the ages of his son and daughter, then what is the present age of their daughter? I. Amit's wife is 7 years younger to him and her present age is twice the present age of their son. II. Three years hence, the respective ratio between the ages of his daughter and his son will be 6 : 5. III. Two years hence, the age of Amit will be 1 years less than the sum of the ages of his son and daughter. Which of the following statement(s) is/are sufficient to answer the question?

The ratio of a man's age to his son's age is 4:1 .The product of their ages is 196 . What will be the ratio of their ages after 5 years ?

The age of a father is 25 years more than his son's age. The product of their ages is 84 in year. What will be son's age in years, after 10 years ?

A father's age is 4 times of his son's age. 5 years ago, father's age is 7 times that of son's age. Now the present age of father is?