Factorial - math word problems
Number of problems found: 48
- You have
You have 4 reindeer and you want to have 3 fly your sleigh. You always have your reindeer fly in a single-file line. How many different ways can you arrange your reindeer?
- Bookshelf and books
How many ways can we place 7 books in a bookshelf?
If the number of elements is decreased by two the number of permutations is decreased 30 times. How many elements are?
- Five letters
How many ways can five letters be arranged?
Of the 26 pupils in the classroom, 12 boys and 14 girls, four representatives are picked to the odds of being: a) all the girls b) three girls and one boy c) there will be at least two boys
How many ways can you place 20 pupils in a row when starting on practice?
- Combinations of sweaters
I have 4 sweaters two are white, 1 red and 1 green. How many ways can this done?
- VCP equation
Solve the following equation with variations, combinations and permutations: 4 V(2,x)-3 C(2,x+ 1) - x P(2) = 0
How many ways can we thread 4 red, 5 blue, and 6 yellow beads onto a thread?
A class has 20 students. The classroom consists of 20 desks, with 4 desks in each of 5 different rows. Amy, Bob, Chloe, and David are all friends, and would like to sit in the same row. How many possible seating arrangements are there such that Amy, Bob,
- Cancel fractions
Compress the expression of factorial: (n+6)!/(n+4)!-n!/(n-2)!
- Possible combinations - word
How many ways can the letters F, A, I, R be arranged?
How many ways can be rewarded 9 participants with the first, second and third prize in a sports competition?
How many ways can be divided 11 free tickets to the premiere of "Jáchyme throw it in the machine" between 6 pensioners?
Find the value of the expression: 6!·10^-3
In how many ways can be placed 6 athletes on the podium at the Olympics? Depend on the color of the metal.
Seven classmates go every day for lunch. If they always come to the front in a different order, will be enough school year to take of all the possibilities?
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?
- Seating rules
In a class are 24 seats but in 7.B class are only 18 students. How many ways can student seat? (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.
How many ways can divide 10 identical candies to 5 children?