Mrs. Brewer spent 11.52 for some pencils that were on sale for 0.72 each. how many pencils did she buy?

Iam so stuck. what is the worked out answer for this question?

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

Aiden buys two bags of chips at $1.09 each and a 20 ounce soda for $1.20 at the gas station.he knows that the state tax is 5.5. how much change will he receive from a $5 bill?