UPSKILL MATH PLUS

Learn Mathematics through our AI based learning portal with the support of our Academic Experts!

Learn more
1. There are '\(d\)' girls and 21 boys in a class of Grade \(VI\). The total number of students in the class is 21×d.
 
2. If there are \(4\) members in a committee, then the number of members in \(r\) committees is 4×r.