Here are a few problems to keep your number sense sharp during the summer months. What is the greatest positive three-digit integer that is divisible by 5, 7 and 9? We know that any three-digit number...
Now that the 2022 State Competitions have passed, here are some problems the State level Mathletes solved during the competition! 2022 State Competition, Sprint Round, #6 While driving, Carl notices...
In June, MATHCOUNTS joined the Data Science 4 Everyone Commitment Campaign to build capacity for K-12 data science education. As part of this commitment, MATHCOUNTS will create and share additional...
Summer Fun Camp enrollment costs 85 dollars each week per camper. Each camper may register for up to three of the optional workshops offered for an additional charge of $5.50 a week per workshop, or...
In these summer months, a common problem people suffer from is dehydration – not enough water in their body. Waiting until you feel thirsty is not a good indicator that it’s time to drink water. In...
Susanna and her family take a road trip from Washington, DC to Duck, NC. On the way, they stop for lunch in Richmond, VA, which was 106 miles from DC and 174 miles from Duck. They traveled at an...
Isabella went to the local ice cream shop with her three children, Marcos, Nina and Perry. Isabella and the kids each ordered a sundae with two scoops of ice cream and various toppings. A sundae with...
Amanda’s overall first quarter grade for Biology is determined based on her performance in each of four areas and is weighted as follows: Based on this, for what percent of her overall first quarter...
The Wilsons traveled to Shendandoah National Park to view the fall foliage at its peak. The driving time from their home to the park was 2 hours. For the first third of the time they spent driving to...
Margo has some coins consisting of only pennies and nickels. These coins have a combined weight of 1500 g that is evenly distributed between the two types of coins. If each penny weighs 2.5 g and each...