The solution for which of the following requires the use of an absolute value?
O
A. Joss paid $20 to fill his car's gas tank with 5.3 gallons of fuel.
What was the price per gallon of gas?
O
B. Thirty percent of the 150 books sold for a school fundraiser were
non-fiction. How many non-fiction books were sold?
O
C. Misha biked 14 miles at a rate 10, plus or minus 2, miles per hour.
How long (in terms of time) was Misha's bike ride?
O
D. Leila walked 6 blocks north and 5 blocks west. What is the
shortest distance between her starting and ending points?