2012 Shoreline Math Olympiad Fifth Grade – team test 1

5. A middle school tennis team had 21 players. The tennis coach opened 30 cans of tennis balls on the first day ofpractice for the team to use and placed the balls in a bin. Each can had 3 tennis balls. If each player took thesame number of tennis balls from the bin, how many tennis balls would be left in the bin?QuickTime and adecompressorare needed to see this picture.6. On his way out of the doctor’s office, Truman was allowed to pick 2 stickers from a basket of stickers containing5 different types of stickers. He did NOT want to take two of the same type of stickers. How many differentcombinations of stickers did he have from which to choose?7. After a boy climbed half way up to the top of the hill, he slid down one‐third of the distance he had climbed.What fraction of the climb to the top did he have left?