Welcome to The Sentry Construction Company $50.00 Game!

Here's how it works:

Each game is a month long, and every Monday of each month we will place a new puzzle on a page hidden on our web site. Find the hidden link, go to the hidden page, and try to answer the puzzle correctly. When you have all the correct answers for the month, email them as fast as you can to contest@sentryconstruction.com !
The first person to email the most correct answers will win a gift card or gift certificate worth $50.00! Are you ready? Here goes!

Contest 52, Week 1

we have six white marbles, four black marbles, and one red marble in a box. What would be the least number of marbles that we need to take out of the box to ensure that we get three of the same color?