# Practice

How many ways can you place 20 pupils in a row when starting on practice?

**Correct result:****Showing 0 comments:**

Tips to related online calculators

#### You need to know the following knowledge to solve this word math problem:

## Next similar math problems:

- Friends in cinema

5 friends went to the cinema. How many possible ways can sit in a row, if one of them wants to sit in the middle and the remaining's place does not matter? - Football league

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

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

How many ways can 7 guests sit down on 8 seats standing in a row? - Olympics metals

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

In elections candidate 10 political parties. Calculate how many possible ways can the elections finish, if any two parties will not get the same number of votes. - Medals

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

How many ways can be rewarded 9 participants with the first, second and third prize in a sports competition? - Kids

How many different ways can sit 8 boys and 3 girls in line, if girls want to sit on the edge? - Cars plates

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

In the football league is 16 teams. How many different sequence of results may occur at the end of the competition? - Bits, bytes

Calculate how many different numbers can be encoded in 16-bit binary word? - Words

How many 3 letter "words" are possible using 14 letters of the alphabet? a) n - without repetition b) m - with repetition - 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. - Task of the year

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

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