5 with some change left over.
She gonna need to buy 32 boxes because 315 divided by 10 is 31 r 5 and also you can't buy 31 boxes because 5 kids aren't gonna have pencils so she needs to buy 32 boxes of pencils
6/7 because if you divide 30/35 by 5 it will leave at 6/7
Answer: my ancer is 45.67
Step-by-step explanation: you wold fine all the tiles on the flor.