April (Grades 6-8)

Boston Marathon

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Jessica is training to run the Boston Marathon. She averages an 8.5 minute per mile pace. She would like to finish the 26.2 mile race in under 4 hours. Will she be able to do so at this pace? Show how you know.

If she starts the marathon at 11:15 in the morning, what is her estimated arrival time at the following points along the race:

  • Half-way point 13.1

  • Beginning of Heartbreak Hill - mile 20.5

  • The Finish Line - mile 26.2

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The top male finisher in 2021 finished the marathon in 2 hours, 9 minutes and 51 seconds. What was his pace per mile?

The top female finisher in 2021 finished the marathon in 2 hours, 24 minutes and 25 seconds. What was her pace per mile?

Cherry Blossom

Cherry Blossom trees can grow up to 24 inches per year. If a cherry blossom tree is 16 feet tall, and has been steadily growing at this rate, approximately how old is the tree?

STRATEGY: Can you show your solution using a double number line?

 
 
Chantelle Davis-Gray