Numbers - math word problems

  1. Decimal to fraction
    fractions_2 Write decimal number 8.638333333 as a fraction A/B in the basic form. Given decimal has infinite repeating figures.
  2. Workshop
    factory In the workshop have to be produced for 5 days 2000 components. How many components must be produced in the workshop every day and how much per hour, if shift is 8 hours.
  3. Sugar - cuboid
    kocky_cukor Pejko received from his master cuboid composed of identical sugar cubes with count between 1000 and 2000. The Pejko eat sugar cubes in layers. The first day eat one layer from the front, second day one layer from right, the third day one layer above. Yet
  4. De Moivre's formula
    sqrt3_complex There are two distinct complex numbers z such that z3 is equal to 1 and z is not equal 1. Calculate the sum of these two numbers.
  5. Evaluate
    calculator_3 The division of numbers 18 and 6 increase by product of the numbers 156 and 0.001
  6. Roots
    square_roor Calculate the square root of these numbers:
  7. Yogurt
    jogurt The board is 35 yogurts. How many boards of yogurts must be ordered for 886 people in the canteen?
  8. Wire
    wire_1 From wire 53 meters long they cut of 12.1 m and then 13.1 m. How many meters of wire left?
  9. Wood
    wood_cube Wood cube with edge 11 cm weights 0.753 kg. What weight have 10, 100 and 1000 these cubes?
  10. Remainders
    dividing It is given a set of numbers { 170; 244; 299; 333; 351; 391; 423; 644 }. Divide this numbers by number 66 and determine set of remainders. As result write sum of this remainders.
  11. Package
    latky_textil The package has no more than 66 m of cloth. If we just cut it all on the blouses or all on dresses, no cloth left remain. On the one blouse consumes 1.3 m of cloth and on one dress 5 m. Determine the amount of the cloth in the package.
  12. Comparing powers
    diagram How many times is number 56 larger than number 46?
  13. Fractions
    cmp_fractions Sort fractions ? by its size. Result write as three serial numbers 1,2,3.
  14. Bureaucracy
    bureaucrat The office was attended by 23 people. 9 of them completed the questionnaire. What is the percentage of all people?
  15. Shooter
    terc_1 The shooter fired to a target from distance 11 m The individual concentric circle of targets have a radius increments 1 cm (25 points) by 1 point. Shot was shifted by 8'(angle degree minutes). How many points should win his shot?
  16. Roman numerals 2-
    rome-italy_2 Subtract up the number written in Roman numerals. Write the results as Roman numbers.
  17. Cast brass
    piston Brass cast weight was 3.84 kg, it had turned into piston weight 3.491 kg. How many grams of brass was turned off?
  18. Integers
    calculator_mechanical May be the sum of two integers less than their difference?
  19. Thermometer
    snehuliak The thermometer showed -3°C at morning. Then temperature was increased by 1°C again increased by 1°C and then decreased by 1°C and then decreased by 4°C. Which terminal temperature thermometer shows?
  20. Log
    exp_log Calculate value of expression log |3 +7i +5i2| .

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