Combinations with repetition - practice problems
Direction: Solve each problem carefully and show your solution in each item.Number of problems found: 49
- Film premiere
How can you distribute 40 cinema tickets to 15 people?
- How many 13
How many ways can X³ y⁴ z³ be written without an exponent?
- How many 2
How many three-lettered words can be formed from letters A B C D E G H if repeats are: a) not allowed b) allowed?
- Fruits
The shop sells four kinds of fruits. How many ways can we buy three pieces of fruit?
- Opportunities 8372
There are 20 students in the class, and there are four exams. How many opportunities to choose who will try?
- The gems
The jeweler selects four gems for the ring. It has rubies, emeralds, and sapphires. How many options does he have?
- Three reds
What is the probability that when choosing 3 carats from seven carats, all three reds will be red?
- Chocolates
In the market, we have 3 kinds of chocolates. How many ways can we buy 8 chocolates?
- Beads
How many ways can we thread four red, five blue, and six yellow beads onto a thread?
- Six attractions
How many opportunities do you have if you want to complete ten rides on the fair, but there are only six attractions?
- Word MATEMATIKA
How many words can be created from the phrase MATEMATIKA by changing the letters' order, regardless of whether the words are meaningful?
- Cards
From a set of 32 cards, we randomly pull out three cards. What is the probability that it will be seven kings and an ace?
- Chocolates 38751
Jane wants to buy six chocolates in the store. The store offers only three species of chocolates. How many options does she have?
- Sapphires 45461
The jeweler selects three gems in the ring. It has rubies, emeralds, and sapphires. How many choices does it have?
- Fruits
We want to plant five fruit trees in the garden, of which three are apple trees and two pears. How many different ways can we organize them?
- Five-digit numbers
How many different five-digit numbers can be created from the number 2,3,5 if the number 2 appears in the number twice and the number 5 also twice?
- Trainsets 35801
There are six tank cars, eight open and 12 closed wagons at the station. How many different trainsets can be assembled from them?
- Probability 8419
What is the probability that when dealing cards after 4, in the game Quartet (eight of fours), we will get the whole quartet?
- Syrups
In the shop, they sell three types of syrups - apple, raspberry, and orange. How many ways can you buy four bottles of syrup?
- Two groups
The group of 10 girls should be divided into two groups with at least four girls in each group. How many ways can this be done?
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