Question

1. fourteen boys and 21 girls will be equally divided into groups. find the greatest number of groups that can be created if no one is left out. (example 1)

Explanation:

Step1: Find factors of 14

Factors of 14: $1, 2, 7, 14$

Step2: Find factors of 21

Factors of 21: $1, 3, 7, 21$

Step3: Identify greatest common factor

Common factors: $1, 7$; Greatest = $7$

Answer:

7