Question

The value of an autographed baseball card increased from $39 to $65.

What is the percent increase in value of the baseball card?
A. About 26.33%

B. About 33.33%

C. About 55.67%

D. About 66.67%

Answer 1

D

Explanation:

Difference of 39 and 65 = |39 - 65|/((39 + 65)/2) = 26/52 = 0.5 = 50%

65 is a 66.666666666667% increase of 39.

Percentage of increase = |39 - 65|/39 = 26/39 = 0.66666666666667 = 66.666666666667%