# Math

Pro Problems > Math# Featured Pro Problems

Find the sum of x and y, if the following quadratic equations in x and y are true.

Calculate the sum of squares, given the arithmetic, geometric and harmonic means of three numbers

Three digits get together for brunch and discuss their relationships

Without a calculator find a nine digit number that meets the criteria of the problem

A math problem involving Shrek wanting Fiona's telephone number

The digits from zero to nine are competitors in a new reality TV show. Which digit will win?

Two people go to the same store and make the same purchases, but one of them is treated unfairly in the pricing

Rational expressions word problem

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