Combinatorics - math word problems - page 36 of 55
Number of problems found: 1085
- Cancel fractions
Compress the expression of factorial: (n+6)!/(n+4)!-n!/(n-2)! - Playing cards
How many possible ways are there to shuffle 6 playing cards? - Statistics quiz
Fill in the missing word. 1. in a data set, the mean, median, and mode are measured of ________________ 2. "The manipulation of variables under controlled conditions" is the data collection method known as______________ 3. in a normal distribution, the ar - An aircraft
An aircraft manufacturing company has submitted bids on two separate airline contracts, A and B. The company feels it has a 70% chance of winning contract A and a 25% chance of winning contract B. Furthermore, it believes that winning contract A is indepe - Red cubes
There are 15 white and several red cubes in the box. The probability of accidentally pulling out a white cube is 20%. How many red cubes are in the box? - Combinations 6
Six purses Nine flaps 12 straps Every combination must include one purse, one flap, and one strap. How many are possible combinations? - Mortality tables
Mortality tables enable actuaries to obtain the probability that a person will live a specified number of years at any age. Insurance companies and others use such probabilities to determine life insurance premiums, retirement pensions, and annuity paymen - Fruits
The shop sells four kinds of fruits. How many ways can we buy three pieces of fruit? - Beads
How many ways can we thread four red, five blue, and six yellow beads onto a thread? - travel agency
A small travel agency offers five different honeymoon tours. What is the probability that the bride and groom will choose the same tour (they will choose independently)? - Sum on dice
We have two dice. What is the greater likelihood of falling a total sum of 7 or 8? (write 7, 8, or 0 if the probabilities are the same)? - PIN probability number
The mobile PIN has 4 characters. What is the probability that the PIN contains the number 7 and ends with the number 5? - Probability - shelf
Ten books are placed randomly on one shelf. Find the probability that certain three books are placed next to each other. - A bag 2
A bag contains seven green and eight red jellybeans. How many ways can five jellybeans be withdrawn from the bag so that the number of green ones withdrawn will be less than 4? - PIN code probability
When entering the PIN code, we used the digits 2, 3, 4, 5, and 7 only once. What is the probability that someone will guess our PIN code on the first try? - Ace or king
What is the probability that we will choose an ace or a king when choosing from a deck of sevens cards? - Probability - cards
What is the probability that when dealing cards after 4, in the game Quartet (eight of fours), we will get the whole quartet? - Seven
Seven friends agreed to send everyone a holiday card. How many postcards were sent? - Page numbering
The book has 88 pages. How many times is the number 4 used for the book numbering? - Three dice
What is the probability that when we roll three dice, we roll the number 1,2,3?
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