Problems of the Week - February 14 to February 20

Rewards for Problems of the week:

5 stars for the correct answer at your level; 10 stars for the next level; 20 stars for 2+ levels up.

Lower Elementary:

Question: Isaac replaces the six strings on his guitar once every 3 months. How many new guitar strings will he need over the course of 4 years?

Upper Elementary:

Question: Adalyn is making a sign to carry in a parade. She uses a piece of poster board that is 4 feet long and 3 feet wide and folds it in half, hamburger style. What are the area and perimeter of Adalyn’s sign?

Middle School:

Question: Luke has 154 tulips and 105 daffodils. He wants to make the greatest number of bouquets that he can with the same number of tulips and the same number of daffodils in each, and he doesn’t want to have any leftover flowers when he’s done. How many tulips and how many daffodils should be in each bouquet?

Algebra and Up:

Question: Dave, Tom, and Star agree to meet at “the coffee shop by the park.” Unfortunately, there are three coffee shops by the park, and they forget to specify which one. What’s the probability that Dave, Tom, and Star will all go to different coffee shops?

Challenge problem to take home. 5 stars for the correct answer. 

Solve the magic square puzzle.

The sum of every row, column and diagonal must be the same.