Olympics metals

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Next similar math problems:

1. Metals
   In the Hockey World Cup play eight teams, determine how many ways can they win gold, silver and bronze medals.
2. Medals
   In how many ways can be divided gold, silver and bronze medal among 21 contestant?
3. Election 4
   In a certain election there are 3 candidates for president 5 for secretory and 2 for tresurer. Find how many ways the election may (turn out/held).
4. Football league
   In the 5th football league is 10 teams. How many ways can be filled first, second and third place?
5. Disco
   On the disco goes 12 boys and 15 girls. In how many ways can we select four dancing couples?
6. Mumbai
   A job placement agency in Mumbai had to send ten students to five companies two to each. Two of the companies are in Mumbai and others are outside. Two of the students prefer to work in Mumbai while three prefer to work outside. In how many ways assignmen
7. Elections
   In elections candidate 10 political parties. Calculate how many possible ways can the elections finish, if any two parties will not get the same number of votes.
8. PIN - codes
   How many five-digit PIN - code can we create using the even numbers?
9. Neighborhood
   I have 7 cups: 1 2 3 4 5 6 7. How many opportunities of standings cups are there if 1 and 2 are always neighborhood?
10. Combinatorics
    The city has 7 fountains. Works only 6. How many options are there that can squirt ?
11. Weekly service
    In the class are 20 pupils. How many opportunities have the teacher if he wants choose two pupils randomly who will weeklies?
12. Variations
    Determine the number of items when the count of variations of fourth class without repeating is 42 times larger than the count of variations of third class without repetition.
13. Theorem prove
    We want to prove the sentence: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started?
14. Task of the year
    Determine the number of integers from 1 to 10⁶ with ending four digits 2006.
15. Probability
    What are the chances that the lottery, in which the numbers are drawn 5 of 50 you win the first prize?
16. Count of triangles
    Given a square ABCD and on each side 8 internal points. Determine the number of triangles with vertices at these points.
17. Tokens
    In the non-transparent bags are red, white, yellow, blue tokens. We 3times pull one tokens and again returned it, write down all possibilities.