Permutations - math word problems - page 14 of 18
Number of problems found: 342
- Dice probability
Jana rolls two dice at the same time. What is the probability that she will score a total of four points? - Tournament
Six teams entered the basketball tournament. How many matches will be played if each team has to play one match with the other? - Desks
A class has 20 students. The classroom consists of 20 desks, with four 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 exist, such as Amy, Bob, Chl - Natural numbers
How many natural numbers can we create less than 301 from the number 0,1,2,3,6,7? - Divisible numbers How many natural numbers are divisible by five less than 8000, composed of the digits 0,1,2,5,7,9?
- Farewell photos
At the end of the school year, ninth-grade boys and girls said goodbye by exchanging photos with each other. A total of 552 photos were exchanged. How many students were there? - Word MATEMATIKA
How many words can be created from the phrase MATEMATIKA by changing the letters' order, regardless of whether the words are meaningful? - Six on dice When throwing two dice, what is the probability they will fall at least one six?
- Lines
How many lines can be drawn with 8 points if three points lie on one line and the other any three points do not lie on the same line? - Cake probability
They have four types of cakes in the patisserie. Anna always buys two at a time. What is the probability that she will get two of the same kind today? - VCP equation
Solve the following equation with variations, combinations, and permutations: 4 V(2,x)-3 C(2,x+ 1) - x P(2) = 0 - Page numbering
The book has 88 pages. How many times is the number 4 used for the book numbering? - Digits
How many natural numbers greater than 4000 are formed from the numbers 0,1,3,7,9 with the figures not repeated, B) How many natural numbers will be less than 4000, and can the numbers be repeated? - Alarm clock
The old watchmaker has a unique digital alarm in its collection that rings whenever the sum of the alarm's digits equals 21. Find out when the alarm clock will ring. What is their number? List all options. - Salami
We have six kinds of salami, six of which have ten pieces, and one of which has four pieces. How many ways can we distinctly choose five pieces of salami? - Three-digit code
The five cards with the numbers 1, 2, 3, 4, and 5 put together all three-digit odd numbers. How many are there? - Elements
If the number of elements is decreased by two, the number of permutations is decreased 30 times. How many elements are? - Number pairs Five different positive numbers are written on the board. Determine the largest possible number of pairs formed from them in which the sum of the two elements equals one of the five numbers written on the board.
- Security
The safe's security code is set with three dials. The first dial has five different letters, the second dial has the numbers 0 to 4, and the third dial has the numbers 5 to 9. One code can be set in approximately 1 second. How should the alarm be timed so - Class arrangements
There are 4 classrooms on the ground floor of the school building, which are numbered 1,2,3,4. First-year students A, B, C, and D will be placed in these classrooms. Write all possible class arrangements and their number.
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