Melissa bought 4 packs of tennis balls for $24 in total. Each pack contains 3 balls per pack. How much did it cost Melissa for each tennis ball?
Think hard. Detailed solution:
2
There are 4 packs of tennis balls while each pack has 3 balls.

4 * 3 = 12 balls.

Melissa spent a total of $24 for a total of 12 balls.

$24 / 12 = $2 per ball.

.

So, the final answer is 2