Variations + reason - math problems

Number of problems found: 55

  • Four swords
    fight Obelix has three helmets, four swords, and five shields. How many words must make at the blacksmith forge Metallurgix to be able to walk another 90 days in unique armor?
  • Combinations of sweaters
  • Dices throws
  • Eight blocks
  • Variations 3rd class
    cubic From how many elements we can create 13,800 variations 3rd class without repeating?
  • Pupils
  • Three-digit numbers
  • The camp
  • Three digits number
  • Three digits number
    plot How many are three-digit integers such that they no digit repeats?
  • Chess
    chess How many different ways can initiate a game of chess (first pass)?
  • Seven-segmet
    7segment Lenka is amused that he punched a calculator (seven-segment display) numbers and used only digits 2 to 9. Some numbers have the property that their image in the axial or central symmetry was again give some number. Determine the maximum number of three-di
  • Training
  • Toys
    toys 3 children pulled 12 different toys from a box. Many ways can be divided toys so that each child had at least one toy?
  • Seating
    kupe How many ways can 6 people sit on 6 numbered chairs (e. g. , seat reservation on the train)?



See also our variations calculator. Variations - math problems. Reason - math problems.