Kaylee needed to fold 586 paper notices for a fundraiser, the notices would be mailed in 22 days. Which expression gives the best estimate of the number of notices she must fold each day to meet her goal?

A: 500 divided by 20
B: 500 divided by 30
C: 600 divided by 20
D: 600 divided by 30

To find the best estimate of the number of notices she must fold each day, we divide the total number of notices (586) by the number of days (22).

Therefore, the expression that gives the best estimate is 586 divided by 22.

None of the given expressions are equal to this division, so the answer is not among the choices provided.