The easiest examples - page 5

  1. Cow
    krava_1 104 cow consumes 6968 kg hay per day. How many kg of hay consume one cow in one day?
  2. Derivation
    fx Exists a function whose derivation is the same function?
  3. Cycling
    bicycle_rider Cyclist goes on a trip. First, drove 4 hours average speed 44 kilometers per hour, then slowed down and another 4 hours driving a speed 36 kilometers per hour. How many total kilometers cycling?
  4. Digits
    numbers_2 Write the smallest and largest 1-digit number.
  5. Vinegar 2
    ocet How many percentage of getvinegar solution, if we mix to 2 liters of 5.9% and 2 liters of 3.5% vinegar?
  6. Milimeters
    meter How many millimeters is 1/4 meters?
  7. Painter Pavel
    pixla_s_farbou Painter Pavel painted the fence for 16 hours and painter Petr the same fence painted for 13 h. How long should take painted the fence together?
  8. Trapezoid
    rectangular_trapezoid Are diagonals in a rectangular trapezoid perpendicular and bisect the angles?
  9. Winnie
    bears Winnie Hugo had the right paw 10 punches and on 15 left more. How many punches has on left paw?
  10. Road
    cesta Between cities A and B is route 13 km long of stúpanie average 7‰. Calculate the height difference of cities A and B.
  11. Percent calculation
    percent_sign Calculate 61% if 85% is 38.
  12. Computer
    chars A line of print on a computer contains 64 characters (letters, spacers or other chars). Find how many characters there are in 7 lines.
  13. Center traverse
    trianles It is true that the middle traverse bisects the triangle?
  14. Toy Cars
    cars_children Peter has 29 toy cars, Zdenko has 8 toy cars less. How many toy cars has Zdenko?
  15. Carpenter
    stolar You want to cut long board into smaller pieces. Carpenter said that one cut of the board into two pieces will cost you 100 cents. But you need to cut the board into 9 parts. How much you pay?
  16. Cakes
    cookies On the table was 56 cakes. When Peter went home, leaving them eight times less. How many cakes left?
  17. Hours
    watch_1 How many hours is 9 days?
  18. Triangle P2
    1right_triangle Can triangle have two right angles?
  19. Word
    words What is the probability that a random word composed of chars T, H, A, M will be MATH?
  20. Chickens and rabbits
    pipky In the yard were chickens and rabbits. They had 28 heads and 82 legs. How many chickens and how many rabbits was in the yard?

Do you have an interesting mathematical example that you can't solve it? Enter it, and we can try to solve it.



To this e-mail address, we will reply solution; solved examples are also published here. Please enter e-mail correctly and check whether you don't have a full mailbox.