A baby's mouth is `30 cm` from her father's ear and `3.0 m` from her mother's ear. What is the difference between the sound intensity levels heard by the father and by the mother.

The total age of a mother and her son is 60 years. The difference between their ages is 30 years. Find out the age of the mother.

James' father was 30 years old when he was born. His mother's age was 24 when his sister who is 5 years younder to him, was born. What is the difference between the age of James' father and mother?

The difference between the ages of mother and son was 21 when mother's age was 43. If father is elder by 3 years to mother, what will be the difference between the ages of son and father when father attains 50 years? A. 21 B. 22 C. 23 D. 24

Renu’s father was 38 years of age when she was born while her mother was 36 years old when her brother 4 years younger to her was born. What is the difference between the ages of her parents? a. 2 years b. 4 years c. 6 years d. 8 years e. none of these

The sex of the children is determined by what they inherit from their father and not their mother “Justify.

The respective ratio between the present ages of father, mother and daughter is 7:6:2 The difference between mother's and the daughter's age is 24 years. What is the father's age at present ?

Monika's father was 38 years of age when she was born while her mother was 36 years old when her brother four years younger to her was born. What is the difference between the ages of her parents?