Answer :
Answer:
21 shells
Step-by-step explanation:
10+23+21=64
64/3=21.33
always round down, you'll have one left over
Answer:
18
Step-by-step explanation:
10+23+21= 54
54/3=18
Answer:
21 shells
Step-by-step explanation:
10+23+21=64
64/3=21.33
always round down, you'll have one left over
Answer:
18
Step-by-step explanation:
10+23+21= 54
54/3=18