WASHINGTON STATE MATHEMATICS COUNCIL
1997 MIDDLE SCHOOL MATH OLYMPIAD
FIFTH GRADE NUMBER SENSE
SCHOOL ___________________________ TEAM_______
1). How many 2-digit numbers have a "3" in them?
2). The sum of five consecutive odd integers is 65. What is the smallest
of the numbers?
3). Courtney started on the ground floor of the Columbia Tower building
and rode the elevator up 3 floors to the 4th floor. She then rode it down
5 floors (into the basement). Finally she rode up 10 floors and got off.
What floor was she on?
4). Suppose the time is now 2 o'clock on a twelve hour clock . What
time will it show 1,000 hours from now?
5). A cage at the Woodland Park Zoo in Seattle contains both wild turkeys
and white tailed deer. If there are a total of 54 eyes and 84 feet in the
cage, how many turkeys are in the cage?