Examples for 5th grade (the fifth graders) - page 4

  1. Like
    barrels When is in 14 barrels 140 liters of water, how many liters barrels of 8 liters I need to get all the water from the larger barrels?
  2. Primes 2
    prime_table Which prime numbers is number 2025 divisible?
  3. Theatre
    divadlo Theatrical performance started at 15:50 and ended at 18:50. How many minutes long?
  4. Children in the classroom
    children-school How many children are in the classroom, where Ladislav is 10th lightest and 16th heaviest in class?
  5. Class
    pytagoras_class When Pythagoras asked how many students attend the school, said: "Half of the students studying mathematics, 1/4 music, seventh silent and there are three girls at school." How many students had Pythagoras at school?
  6. Hexagon
    sestuholnik Draw a regular hexagon inscribed in a circle with radius r=8 cm. What is its perimeter?
  7. Fractions
    cmp_fractions Sort fractions ? by its size. Result write as three serial numbers 1,2,3.
  8. Working time - shortening
    worker The media often speculates about the change (especially to shorten) the working time of the five-day eight-hour working week to another working model. Calculate how many hours a day the employee would have to work a day at 3-day work week if he must work t
  9. Denominator
    fraction_half Calculate the missing denominator x: ?
  10. Pedestrian and cyclist
    cyklisti2 Pedestrian out with a speed of 4 km/hour from city center and after 1hour and 10 minutes came after him cyclist at speed of 18 km/h. At how many minutes he catches up with pedestrian?
  11. Pizza master
    pizza_3 Master says that he can splits pizza to 16 parts by five equals straight cuts. Is it possible?
  12. School
    trieda 27 students of 6.D class is going to a trip. They pay 9 € each. The teacher got 153 €. How many children have not paid?
  13. 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?
  14. Hours
    watch_1 How many hours is 9 days?
  15. Exhibition
    skola_vola The teacher paid for 280 Kč for 4.A students for admission to the exhibition. How many students were on the exhibition?
  16. Garden plot
    plot Calculate how many meters of fence need to fence the square garden with length and width of 22 meters.
  17. Bus driver
    bus_2 The bus driver rides 174 km in the morning, afternoon rides 26 km more. How many kilometers traveled in 5 days if he rides on the same line?
  18. Do you solve this?
    rectangles_4 Determine area S of rectangle and length of its sides if its perimeter is 102 cm.
  19. Opposite numbers
    plus_minus Calculate opposite numbers (additive inverse) to given ones:
  20. Gardens
    garden_3 The garden has the square shape with circumference 124 m. Divide it into two rectangular gardens, one should circumference 10 meters more than the second. What size will have a gardens?

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