You have twenty blankets that each take up 704 cubic inches of space. How many blankets could you pack into a 22-inch moving box?

Write the expression in complete factored form. 5n_(c - 3) - n(c - 3) =

Having a hard time understanding this question (see attachment).

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.