A farmer has 17 sheep. All but nine of them die. How many sheep does he have left?
If the earth weighs six trillion tons and you built a stone and mortar wall around the equator weighing onetrillion tons, what would be the weight of the earth with the wall?
You have four nines (9,9,9,9). Using only these four nines, arrange them to total 100. You can use any mathematical function you want, but each nine can only be used once.
If there are 3 apples and you take 2 away, how many do you have?
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AuthorWelcome to Mrs. Thompson's Math classes blog page. Check back at the beginning of each week for a new Brain Teaser! Good luck! Archives
October 2012
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