Sandy collects two shells at a time to shawn collect for shells at a time and sonya collect 10 shells at a time to have the same number of shells what is the least number of shells each friend must collect

Sandy collects 2 shells at a time

Shawn collects 4 shells at a time

Sonya collects 10 shells at a time.

Find the lowest possible number that they all have similar. Look at their factors

2 x 10 = 20

4 x 5 = 20

10 x 2 = 20

20 is the lowest number

hope this helps

the range is 19

step-by-step explanation:

the range is biggest number minus the smallest, so in this case it would be

41 - 22 = 19