Permutations without repetition
From how many elements, we can create 720 permutations without repetition?
Correct answer:

Tips to related online calculators
You need to know the following knowledge to solve this word math problem:
Related math problems and questions:
- Combinations
From how many elements we can create 990 combinations 2nd class without repeating?
- Elements
If the number of elements is decreased by two the number of permutations is decreased 30 times. How many elements are?
- Variations 3rd class
From how many elements we can create 13,800 variations 3rd class without repeating?
- Permutations with repetitions
How many times the input of 1.2.2.3.3.3.4 can be permutated into 4 digits, 3 digits and 2 digits without repetition? Ex: 4 digits = 1223, 2213, 3122, 2313, 4321. . etc 3 digits = 122.212.213.432. . etc 2 digits = 12, 21, 31, 23 I have tried permutation fo
- Coffe cups
We have 4 cups with 4 different patterns. How many possible combinations can we create from 4 cups?
- Words
How many 3 letter "words" are possible using 14 letters of the alphabet? a) n - without repetition b) m - with repetition
- Cards
How many ways can give away 32 playing cards to 7 player?
- Combinations
If the number of elements increase by 3, it increases the number of combinations of the second class of these elements 5 times. How many are the elements?
- Beads
How many ways can we thread 4 red, 5 blue, and 6 yellow beads onto a thread?
- Three workplaces
How many ways can we divide nine workers into three workplaces if they need four workers in the first workplace, 3 in the second workplace, and 2 in the third?
- Wagons
We have six wagons, two white, two blue, and two red. We assemble trains from them, wagons of the same color are exactly the same, so if we change only two white wagons on a train, it's still the same train, because I don't know any different. How many di
- 2nd class combinations
From how many elements you can create 4560 combinations of the second class?
- Word MATEMATIKA
How many words can be created from the phrase MATEMATIKA by changing the letters' order, regardless of whether the words are meaningful?
- Committees
How many different committees of 2 people can be formed from a class of 21 students?
- Two sets
Suppose Set B contains 69 elements and the total number elements in either Set A or Set B is 124. If the Sets A and B have 29 elements in common, how many elements are contained in set A?
- Salami
How many ways can we choose 5 pcs of salami if we have 6 types of salami for 10 pieces and one type for 4 pieces?
- 2nd class variations
From how many elements you can create 2450 variations of the second class?