A sports memorabilia collector bought $500 worth of autographed baseballs. He sold the baseballs for $900, making $10.00 per baseball. There were __?__ baseballs involved.

Question

Quizplus · Accepted Answer

Step 1. Find profits. We know that profit = money in - money out
Profits = $900 - $500 = $400
Step 2. Find the number of baseballs.
Number of baseballs = total profits/profits per baseball
= $400/$10
= 40 baseballs

A Sports Memorabilia Collector Bought $500 Worth of Autographed Baseballs