Lilly has 85 shells in her collection she gives 13 shells to her best friend she puts the rest of her shells in groups of 9 how many groups does she make

she will have 8 groups of 9

Step-by-step explanation:

She gives 13 so 85-13 is 72 and 72 divided by 9 is 8

8

Step-by-step explanation: In order to answer this question you start with the 85 shells that Lilly has in her collection, and then subtract the 13 shells that she gave away. 85 - 13 = 72, meaning that she has 72 shells left. Next, she divides the remaining 72 by 9, which will give you 8 groups. 72 / 9 = 8.

c is the answer

step-by-step explanation:

what is the original number? you forgot to add it.