Variations + multiplication - practice problems
Number of problems found: 107
- Bits, bytes
Calculate how many different numbers can be encoded in 16-bit binary word?
- Morse alphabet
Calculate how many words of Morse code to create compiling dashes and dots in the words of one to four characters.
How many ways can 9 guests sit down on 10 seats standing in a row?
- Football league
In the 5th football league is 10 teams. How many ways can be filled first, second and third place?
- 2nd class variations
From how many elements you can create 2450 variations of the second class?
How many ways can select 4 fields on a classic chessboard with 64 fields so that fields don't have the same color?
How many ways can 6 people sit on 6 numbered chairs (e. g. , seat reservation on the train)?
See also our variations calculator. Variations - practice problems. Multiplication practice problems.