Problems of the Week - January 3 to January 9

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: Gracie can jog around a circular track once every 15 minutes. How many times can she jog around the track in 2 hours?

Upper Elementary:

Question: Molly is making Pi Day decorations for her math class. She traces rows and columns of 2–inch wide circles onto a sheet of construction paper before she cuts them out. What is the largest number of circles can Molly cut out of a sheet of paper that is 12 inches wide and 16 inches long?

Middle School:

Question: A carousel horse is 20 feet from the center of the carousel. If the carousel rotates 20 times, then how many feet does the horse travel? Give an exact answer.

Algebra and Up:

Question: Sarah starts her math test at 10:05 am. She finishes the test at 10:47 am. How many degrees does the minute hand of the clock on the wall in Sarah’s math classroom rotate while Sarah is taking her test?

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

Below are two squares of the same size. They've each been divided into many smaller squares:

Which of the two large squares has more of its area shaded?