Title
Work Example

ACT Work Keys Level: 4

Problem:

Joe is keeping a log of mileage in his new car. Complete the following chart.

Mileage Miles Traveled Gallons Purchased Miles Per Gallon
720 ********** ********** **********
1080   18  
1424   17  
1803   16  

  1. Is his mileage getting better or worse?
    a. Better
    b. Worse
    c. About the same
  2. What is his average miles per gallon?
    a. about 17 mpg
    b. about 19 mpg
    c. about 21 mpg
    d. about 23 mpg

Solution:

C (21.3 mpg)

Mileage Miles Traveled Gallons Purchased Miles Per Gallon
720 ********** ********** **********
1080 360 18 20
1424 344 17 20.2
1803 379 16 23.7

 

Avg = (20+20.2+23.7)/3 = 63.9/3 = 21.3