Suppose the original quantity is $1,500 and the new quantity is $1,650. What should be the first step in solving for the percent increase? What is the percent increase? What should be the first step?
A. Find the sum of the original quantity and the new quantity.
B. Find the difference between the new quantity and the original quantity.
C. Divide the new quantity by the original quantity.
D. Find what percent the original quantity is of the new quantity.