**Q15.** 4 children were born at intervals of 4 years. The sum of their ages is 44 years. What is the age of the youngest child?

A. 4 years |
B. 8 years |

C. 10 years |
D. 5 years |

**Q16.** Virat's father was 38 years of age when he was born while his mother was 36 years old when his brother four years younger than to him was born. What is the difference between the ages of his parents?

A. 2 years |
B. 4 years |

C. 6 years |
D. 8 years |