Algebra
Counting
Number Theory
Geometry
100

Halfway through a 100-shot archery tournament, Chelsea leads by 50 points. For each shot a bullseye scores 10 points, with other possible scores being 8, 4, 2, and 0 points. Chelsea always scores at least 4 points on each shot. If Chelsea's next  shots are bullseyes she will be guaranteed victory. What is the minimum value for ?

42

100

There are  coins placed flat on a table according to the figure. What is the order of the coins from top to bottom?

C, E, D, A, B

100

Find the remainder when 1919 is divided by 5.

4

100

Two right circular cylinders have the same volume. The radius of the second cylinder is  more than the radius of the first. What is the relationship between the heights of the two cylinders?

The height of the first is 21% more than the second

200

Every week Roger pays for a movie ticket and a soda out of his allowance. Last week, Roger's allowance was  dollars. The cost of his movie ticket was  of the difference between  and the cost of his soda, while the cost of his soda was  of the difference between  and the cost of his movie ticket. To the nearest whole percent, what fraction of  did Roger pay for his movie ticket and soda?

23

200

The eighth grade class at Lincoln Middle School has  students. Each student takes a math class or a foreign language class or both. There are  eighth graders taking a math class, and there are  eighth graders taking a foreign language class. How many eighth graders take only a math class and not a foreign language class?

39

200

Do there exist integers a and b such that a + b = 544 and whose greatest common divisor is 11? If so, find a and b.

No

200

Rectangle  is inscribed in a semicircle with diameter  as shown in the figure. Let  and let  What is the area of


240

300

What is the value of

6

300

Alice has  apples. In how many ways can she share them with Becky and Chris so that each of the three people has at least two apples?

190

300

How many zeros are there at the end of 1000!?

248

300

Two circles of equal radius  have an overlap area of  and the total area covered by the circles is . What is the value of ?

4

400

If , and , what is the value of ?

15

400

Five different awards are to be given to three students. Each student will receive at least one award. In how many different ways can the awards be distributed?

150

400

Find all integers n such that n leaves a remainder of 2 when divided by 3, a remainder of 2 when divided by 4 and a remainder of 1 when divided by 5.

n=26 (mod 60)

400

Sides  and  of equilateral triangle  are tangent to a circle at points  and  respectively. What fraction of the area of  lies outside the circle?


 

4/3 - (4sqrt(3)pi)/27

500

Two geometric sequences  and  have the same common ratio, with , , and . Find .

363

500

A set of  square blocks is arranged into a  square. How many different combinations of  blocks can be selected from that set so that no two are in the same row or column?

600

500

Find the last two digits of 77^7

43

500

In  with  point  lies strictly between  and  on side  and point  lies strictly between  and  on side  such that  The degree measure of  is  where  and  are relatively prime positive integers. Find


547

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