select the equation that represents the problem. Let Ă— represent the unknown number.

Ms. Weaver bought 216 pencils for her class. The pencils came in packs of 24. How many packs did she buy?

A. 216Ă— = 24

B. 216 - Ă— = 24

C. Ă— + 24 = 216

D. 24Ă— = 216
​