Problem of the Week Grade 6 Working It Off! Kelsie got a big haul of Halloween candy. Each mini-sized candy bar has about 80 calories†. Having eaten her way through two bars per day for the month of November, Kelsie decides she better do some biking and swimming to burn off all those excess calories. On December 1, she starts doing 30 minute sessions of biking every other day; each session burns about 180 calories. On alternate days, she swims for 30 minutes, burning off about 220 calories. Will Kelsie have burned off her Halloween indulgences by Christmas Day, December 25th? † This
is the average of 18 different mini-bars found on the web.
Strand Number Sense and Numeration
Problem of the Week Grade 7 Out on a Limb There are 15 Blue Jays and 14 Orioles that wish to rest on the branches of three older trees. Each of the trees will have at least 4 Blue Jays and 2 Orioles. However, no tree may have more Orioles than Blue Jays in its branches. Determine the largest number of birds that can be in one tree.