To avoid a storm, a passenger-jet pilot descended 0.36 mile in 0.8 minute. What was the plane's average
change of altitude per minute?

15 point ! ~ see if you know the answer to both you!

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items

Acd that is originally priced at $15.85 red-tagged for the sale. what is the sale price of the cd