HELP PLEASE!!!

1. Which of the following represents a unit rate?
   
   

$4

----------

12 books



5 pages

---------- THIS ONE

2 Minutes


80 beats

---------

1 minute


72 inches

--------

2 yards

1. A nonstop flight from Albuquerque, NM to Atlanta, GA takes 3 hours. If the plane flies a total of 1,269 miles, what is the plane's unit rate in miles per hour?
   
   
   

3,807

1,266

432 THIS IS WHAT I PICK

423

1. Three different bags of pretzels are sold at the store. Which bag of pretzels is the best buy?
   
   

Bag A:10 ounces for 1.10

Bag B:12 ounces for 1.38

Bag C:6 ounces for 0.84


Bag A

Bag B

Bag C THIS IS WHAT I PICK

Bag A and Bag B are equally good values.


Thanks