Factorial - practice for 14 year olds - last page
Number of problems found: 59
- Olympics
How many ways can six athletes be placed on the podium at the Olympics? Depend on the color of the metal. - Friends in cinema
5 friends went to the cinema. How many possible ways can they sit in a row if one of them wants to sit in the middle and the remaining place does not matter? - Combi-triangle
Each square side is marked 10 different points outside the square's vertices. How many triangles can be constructed from this set of points, where each vertex of the triangle lies on the other side of the square? - Numbers
How many different 3 digit natural numbers in which no digit is repeated can be composed of digits 0,1,2?
- MATES
In MATES (Small Television tipping), from 35 random numbers are drawn five winning numbers. How many possible combinations are there? - Words
How many 2 letters "words" are possible using 14 letters of the alphabet? a) without repetition b) with repetition - Shelf
How many ways are there to arrange 6 books on a shelf? - Kids
How many different ways can sit 8 boys and 3 girls in line if girls want to sit on the edge? - Vans
In how many ways can 5 shuttle vans line up at the airport?
- Pairs
At the table sit 10 people, 5 on one side and 5 on the other side. Among them are 3 pairs. Every pair wants to sit opposite each other. How many ways can they sit? - 7 heroes
6 heroes galloping on 6 horses behind. How many ways can we sort them behind? - Flags
How many different flags can be made from green, white, blue, red, orange, yellow, and purple materials, so each flag consists of three different colors? - Tournament
Determine how many ways can be chosen two representatives from 34 students to school tournament. - Guests
How many ways can 8 guests sit down on 10 seats standing in a row?
- Elections
In elections, candidates 10 political parties. Calculate how many possible ways the elections can finish if two parties do not get the same number of votes. - Chess
How many ways can you select 4 fields on a classic chessboard with 64 fields so that fields don't have the same color? - Playing cards
How many possible ways are there to shuffle 8 playing cards? - Seating
How many ways can 7 people sit on 5 numbered chairs (e. g., seat reservation on the train)? - Phone numbers
How many 9-digit telephone numbers can be compiled from the digits 0,1,2,..,8,9 that no digit is repeated?
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