# Natural numbers + combinatorial number - math problems

#### Number of problems found: 19

- Three numbers

We have three different non-zero digits. We will create all 3 digits numbers from them to use all 3 figures in each number. We add all the created numbers, and we get the sum of 1554. What were the numbers? - Rectangles

How many rectangles with area 8713 cm^{2}whose sides are natural numbers are? - Research in school

For particular research in high school, four pupils are to be selected from a class with 30 pupils. Calculate the number of all possible results of the select and further calculate the number of all possible results, if it depends on the order in which th - Fruits

In the shop sell 4 kinds of fruits. How many ways can we buy three pieces of fruit? - Divide

How many different ways can three people divide 7 pears and 5 apples? - Bouquets

In the flower shop they sell roses, tulips and daffodils. How many different bouquets of 5 flowers can we made? - A license

A license plate has 3 letters followed by 4 numbers. Repeats are not allowed for the letters, but they are for the numbers. If they are issued at random, what is the probability that the 3 letters are in alphabetical order and the 3 numbers are consecutiv - Bridge cards

How many bridge hands are possible containing 4 spades,6 diamonds, 1 club, and 2 hearts? - Chocolates

In the market we have 3 kinds of chocolates. How many ways can we buy 14 chocolates? - Each with each

Five pupils from 3A class played table tennis. How many matches did they play with each other? - Honored students

Of the 25 students in the class, 10 are honored. How many ways can we choose 5 students from them, if there are to be exactly two honors between them? - Candy

How many ways can divide 10 identical candies to 5 children? - Graduation party

There are 15 boys and 12 girls at the graduation party. Determine how many four couples can be selected. - Stacks

Annie has a total of $ 702. The money must be divided into stacks so that each buyer has the same amounth of dollars. How many options she have? - Ten persons

Ten persons, each person makes a hand to each person. How many hands were given? - Twelve flowers

A florist has roses, tulips, daffodils, and carnations to use in flower arrangements. If she were to make an arrangement using 12 flowers, how many different combinations of these 4 types of flowers would be possible? - Tournament

How many matches will be played in a football tournament in which there are two groups of 5 teams if one match is played in groups with each other and the group winners play a match for the overall winner of the tournament? - Cube construction

A 2×2×2 cube is to be constructed using 4 white and 4 black unit cube. How many different cubes can be constructed in this way? ( Two cubes are not different if one can be obtained by rotating the other. ) - 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

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See also our combinations calculator. Natural numbers - math word problems. Combinatorial number - math word problems.