Variations + factorial - practice problems - page 3 of 4
Number of problems found: 63
- Variations 5437
From how many elements can we create six times as many variations of the second class without repetition as variations of the third class without repetition? - VCP equation
Solve the following equation with variations, combinations, and permutations: 4 V(2,x)-3 C(2,x+ 1) - x P(2) = 0 - Salami
We have six kinds of salami that have ten pieces and one kind of salami that has four pieces. How many ways can we distinctly choose five pieces of salami? - There
There were 12 members on the commission. In the vote, five members were in favor, and seven members were against the proposal. In how many ways could it help the commission vote?
- Girlfriends 4107
Four girlfriends want to take a photo together. How many different ways can they stand side by side? - Prize
How many ways can 9 participants be rewarded with the first, second, and third prizes in a sports competition? - Repetitions 2956
How many elements do we have if the variation of the third class without repetitions is ten times more than the variation of the second class? - Combinations of sweaters
I have four sweaters, two are white, one red and one green. How many ways can you sort it out? - Football league
In the football league is 16 teams. How many different sequences of results may occur at the end of the competition?
- Neighborhood
I have 7 cups: 1 2 3 4 5 6 7. How many opportunities for standings cups are there if 1 and 2 are always neighborhood? - 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? - Hockey players
After we cycle, five hockey players sit down. What is the probability that the two best scorers of this crew will sit next to each other? - Numbers
How many different 3 digit natural numbers in which no digit is repeated can be composed of digits 0,1,2?
- Seating rules
In a class are 24 seats but in the 7.B class are only 18 students. How many ways can students sit? (The class has 12 benches. A bench is for a pair of students.) Result (large number) logarithm and thus write down as powers of 10. - 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?
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