Brain Teaser 2/12/2014

1. Every student in a second grade class sends a valentine to each of the other students in the class, for a total of 306 valentines. How many students are in the class?

2. If 1 red valentine equals 3 purple valentines, and 1 purple valentine equals 4 white valentines, how many red valentines are in 24 white valentines?
Solution
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