# Three digits number

How many are three-digit integers such that in they no digit repeats?

**Result****Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):**

**Showing 0 comments:**

**Be the first to comment!**

#### To solve this example are needed these knowledge from mathematics:

## Next similar examples:

- Three digits number

From the numbers 1, 2, 3, 4, 5 create three-digit numbers that digits not repeat and number is divisible by 2. How many numbers are there? - Three-digit

How many three-digit natural numbers do not have the number 7? - A three-digit numbers

Determine the total number of positive three-digit numbers that contain a digit 6. - Theorem prove

We want to prove the sentense: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started? - Task of the year

Determine the number of integers from 1 to 10^{6}with ending four digits 2006. - Digits

How many five-digit numbers can be written from numbers 0.3,4, 5, 7 that is divided by 10 and if digits can be repeated. - Cars plates

How many different licence plates can country have, given that they use 3 letters followed by 3 digits? - The camp

At the end of the camp a 8 friends exchanged addresses. Any friend gave remaining 7 friends his card. How many addresses they exchanged? - Basket of fruit

In six baskets, the seller has fruit. In individual baskets, there are only apples or just pears with the following number of fruits: 5,6,12,14,23 and 29. "If I sell this basket," the salesman thinks, "then I will have just as many apples as a pear." Which - PIN - codes

How many five-digit PIN - code can we create using the even numbers? - Variations

Determine the number of items when the count of variations of fourth class without repeating is 42 times larger than the count of variations of third class without repetition. - Metals

In the Hockey World Cup play eight teams, determine how many ways can they win gold, silver and bronze medals. - Olympics metals

In how many ways can be win six athletes medal positions in the Olympics? Metal color matters. - Medals

In how many ways can be divided gold, silver and bronze medal among 21 contestant? - Football league

In the 5th football league is 10 teams. How many ways can be filled first, second and third place? - Coin and die

Flip a coin and then roll a six-sided die. How many possible combinations are there? - Tricolors

From the colors - red, blue, green, black and white, create all possible tricolors.