Multiple choice

Miss Gayatri's class has 12 girls and 20 boys. She wants to divide the students into groups so that, every student is in a group, each group has the same number of girls and each group has the same number of boys. What is the greatest number of groups that she can make?

  1. 4

  2. 2

  3. 3

  4. 5

  5. 6

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A Correct answer
Explanation

Correct.

The answer is GCD of the number of girls and boys, which is 4.