This is a real quick quiz to see how familiar with Algebra you are, because who knows when you'll need it.

True or False: The less than or equal sign looks like ≤

What does ∞ stand for

Simplify 5x^{3} × 5x^{7} 5x^{3}5x^{7} 5x^{-4} 25x^{10} 25x^{37}

Johnny buys 40 beers for x dollars each. If his wallet is empty when he had $75.20 in his wallet before the purchase, then how much did each beer cost him? Explain how you got this answer, and what this means to Johnny.