# Pro Problems

# Featured Pro Problems

A velociraptor falls from a cliff while a mosasaurus launches out of the water. Mayhem ensues.

Complex numbers, sequences and series, trigonometry, coordinate geometry, and conics all come into play in this hodge-podge problem

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

Solve the problem involving Luke Skywalker, Yoda, and an x-wing figher on Dagobah

# Ask Professor Puzzler

Do you have a question you would like to ask Professor Puzzler? Click here to ask your question!**Over 3,000 Pages of Free Content**

We've been providing free educational games and resources since 2002.

Would you consider a donation of any size to help us continue providing great content for students of all ages?

Like us on Facebook to get updates about new resources