Weekly Problem 31 - 2012
When Kate ate a giant date, the average weight of the dates decreased. What was the weight of the date that Kate ate?
Weekly Problem 32 - 2012
How many visitors does a tourist attraction need next week in order to break even?
Weekly Problem 34 - 2012
Grandpa made a super-heavy rock cake. Five people have guessed the weight of the cake. Can you work out the weight of his cake?
How can we judge whether one regime is better than another?
Could there be an even better combination? If you're sure there isn't one, what makes you so sure?
How can you present your findings in the most positive, and convincing way?