The most viewed math problems

  1. Three cats
    three_cats If three cats eat three mice in three minutes, after which time 260 cats eat 260 mice?
  2. Brick weight
    brick The brick weighs 2 kg and a half bricks. How much does one brick weigh?
  3. Chocolate
    cokolada Leslie bought 8 same chocolates for 16 Eur. How many euros will he pay for 25 chocolates?
  4. Divisibility
    divisibility Is the number 761082 exactly divisible by 9? (the result is the integer and/or remainder is zero)
  5. Family
    bigfamily A man and a woman have 6 daughters together (or - "with each-other" so that step-children are excluded). Each daughter has one brother. How many members are in the immediate family?
  6. Chickens
    chickens 2 chickens give 2 eggs in 2 days. How many eggs can give 8 chickens for 8 days?
  7. Subtraction
    cards1 How many times you can subtract the number 4 from the number 64?
  8. Cyclist
    cyclist_2 A cyclist passes 88 km in 4 hours. How many kilometers he pass in 8 hours?
  9. 7 heroes
    7statocnych 9 heroes galloping on 9 horses behind. How many ways can sort them behind?
  10. Right Δ
    ruler A right triangle has the length of one leg 11 cm and length of the hypotenuse 61 cm. Calculate the height of the triangle.
  11. Logic
    blue-barrel A man can drink a barrel of water for 26 days, woman for 48 days. How many days will a barrel last between them?
  12. Inflation
    dollar What is better for people (employees)? ?
  13. Flags
    vlajka_cz How many different flags can be made from colors red, yellow, blue, green, white so that each flag consisted of three different colors?
  14. Vans
    shuttlevan In how many ways can 9 shuttle vans line up at the airport?
  15. One half
    one_half One half of ? is: ?
  16. Holidays
    holidays Calculate how many hours take holidays, if take 5 weeks.
  17. Ace
    ace From complete sets of playing cards (32 cards), we pulled out one card. What is the probability of pulling the ace?
  18. Textbooks
    textbooks After check of textbooks found that every 10-th textbook should be withdrawn. Together 58 textbooks were withdrawn. How many textbooks were in stock before withdrawn and how many after withdrawn?
  19. Orchard
    orchard 10 trees in 5 lines grows in the orchard. How many trees are in the orchard?
  20. Homeless Dezider
    kos Homeless Dežko has 9 coins in jacket: Calculate the value of its assets and calculate how many bottles of wine for 0.55 EUR can he buy.

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