Sent Up Exam Revision#!#A Child Is Born

Class 10 Complete Science UP Board 2024 Exam Full Revision and Syllabus | Target 95+

The average age of a husband and a wife was 27 years when the child was born. The average age of the husband, the wife and a new-born child is 21 years now. The present age of the child is :

Male child will be born if

The male child is born when sperm with,

The child should be sent to the school