Morse alphabet

Calculate how many words of Morse code to create compiling commas and dots in the words of one to four characters.


n =  30


Solution in text n =

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

Showing 0 comments:
1st comment
Be the first to comment!

To solve this example are needed these knowledge from mathematics:

Would you like to compute count of combinations? See also our variations calculator.

Next similar examples:

  1. Bits, bytes
    bits Calculate how many different numbers can be encoded in 16-bit binary word?
  2. Elections
    gaspar_billboard 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.
  3. PIN - codes
    pin How many five-digit PIN - code can we create using the even numbers?
  4. Area codes
    us_codes How many 6 digit area codes are possible if the first number can't be zero?
  5. Football league
    football In the 5th football league is 10 teams. How many ways can be filled first, second and third place?
  6. Cars plates
    car_plate How many different licence plates can country have, given that they use 3 letters followed by 3 digits?
  7. 7 heroes
    7statocnych 5 heroes galloping on 5 horses behind. How many ways can sort them behind?
  8. Peak
    lanovka.JPG Uphill leads 2 paths and 1 lift. a) How many options back and forth are there? b) How many options to get there and back by not same path are there? c) How many options back and forth are there that we go at least once a lift?
  9. Olympics metals
    olympics In how many ways can be win six athletes medal positions in the Olympics? Metal color matters.
  10. Medals
    medails In how many ways can be divided gold, silver and bronze medal among 21 contestant?
  11. Metals
    metals_2 In the Hockey World Cup play eight teams, determine how many ways can they win gold, silver and bronze medals.
  12. Neighborhood
    glasses_1 I have 7 cups: 1 2 3 4 5 6 7. How many opportunities of standings cups are there if 1 and 2 are always neighborhood?
  13. Combinatorics
    fontains The city has 7 fountains. Works only 6. How many options are there that can squirt ?
  14. Piano
    piano If Suzan practicing 10 minutes at Monday; every other day she wants to practice 2 times as much as the previous day, how many hours and minutes will have to practice on Friday?
  15. Task of the year
    years Determine the number of integers from 1 to 106 with ending four digits 2006.
  16. Variations
    pantagram 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.
  17. Theorem prove
    thales_1 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?