Question

If marching bands vary from 21 to 49 players,which number of players can be arranged in the greatest number of rectangles?

Answer 1

Answer: 48 or 36 players

Explanation:

This is because the number that has the largest of pairs of factors is 48 or 36.

48

1x48

2x24

3x16

4x12

6x8

36

1x36

2x18

3x12

4x9

6x6

Answer 2

It would be 48 players because if you can arrange players in
2 by 24
3 by 16
4 by 12
6 by 8

Hope this helps!!