**HIGHLINE SCHOOL DISTRICT School: _________________**

**SECOND YEAR MATH OLYMPIAD March
25, 2000**

**2**

**Number sense**

** **

** **

1. 3, 6,
9, and 12 are some multiples of 3.
How many multiples of 3 are there between 10 and 226?

_________________

2. What is the next number in each of
these sequences?

3 10 20 33 _________________

1 3 7 15 31 _________________

2. What is the greatest common factor
(GCF) of 91 and 117?

_________________

4. How many different, prime number factors
does 720 have?

_________________

5. A football team claims that all the numbers on their jerseys were prime numbers under 100. What is the largest number of players the team could have?