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
2. 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
3. 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