Problems of the Week Jul 5 - 9, 2020

Jul 5, 2020 | Killarney

Solve the Problem of the Week for your grade level!

Get a Problem of the Week ballot and submit your entry before closing time on Thursday. All correct solutions will receive 5 extra punches on their Reward card at the start of their next session in the math learning centre. If you are using our online math tutoring platform, you can also submit your entry during your next online math learning session.

Grades 2-4: Anthony sails 14 500 kilometres from Turkey to Peru. If Anthony takes the same route back to Turkey from Peru, how far will he have sailed in total?

Grades 5-6: Nellie puts a batch of apple pies into the oven at 6:17 am. When they go into the oven, the internal temperature of the pies is 60° Fahrenheit. The temperature increases at a rate of 2.5° per minute. If Nellie wants the internal temperature of the pies to reach 160°, at what time should she take them out of the oven?

Grades 7-8: It takes a barber 12 minutes to shave a face and 30 minutes to give a haircut. The barber works for 3 hours straight and spends twice as much time shaving faces as he does giving haircuts. If none of his customers get both a haircut and a shave, then how many customers does he see in total?

Grades 9 and up: A cottage by the sea has a value of $750,000, which has increased at an annual rate of 5% for the past 10 years. How much was the cottage worth 10 years ago? You may use your calculator.