Time + unit conversion - examples

  1. Earth's diameter
    om5960-v2 The Earth's diameter on the equator is approximately 12750 km. How long does the Gripen flyover the Earth above the equator at 10 km if it is at an average speed of 1500 km / h?
  2. Traffic collision
    crash When investigating a traffic accident, it was found that the driver stopped the vehicle immediately after the accident by constant braking on a 150 m track in 15 seconds. Do you approve that the driver exceeded the permitted speed (50 km/h) in the village.
  3. Basic form
    time_3 Expressed the ratios of values in the basic form: 0,5 t : 1,2 kg 200 l : 0,15 m3 12 t : 3600 kg 500 kg : 2,5 t 0,9 kg : 500 g 3,6 m : 240 cm 1200 mm : 2,4 m 300 l : 0,3 m3 6 min 30 s : 900 s
  4. Job task
    clocks2_5 After two hours and 40 minutes the job is finished. Compared to last year we were 40 minutes faster. What is the percentage increase to our performance?
  5. Holidays
    holidays Calculate how many hours take holidays, if take 1 weeks.
  6. Weeks
    calendar 55 weeks is equal to how many days?
  7. Theatre
    divadlo Theatrical performance started at 17:25 and ended at 18:25. How many minutes long?
  8. Hours
    watch_1 How many hours is 5 days?
  9. Clock
    1clock How many hours is 12 days?
  10. Time
    time Write time in minutes rounded to one decimal place: 1 h 42 m 22 s.
  11. Clock
    hodiny How many times a day hands on a clock overlap?
  12. Server
    p_pro Calculate how many average minutes a year is the web server is unavailable, the availability is 99.99%.
  13. Motion problem
    dragway From Bratislavy to Martina go car at speed 83 km/h. From Martina to Bratislavy go another car at speed 62 km/h. How many minutes before the meeting will be cars 21 km away?
  14. Time
    clock_time 11.9 days ..... how many hours is it?
  15. Car
    formula Car is going 89 km per hour. How long distance goes in 1 minute?
  16. Thrift woman
    babky Calculate how long grandmother will save to new shoes priced 144 euros if save 3 Eur monthly.
  17. Knight
    jazdec Knight passed 25 km long track in 50 minutes, what was his average speed?
  18. Buses 4
    bus4 intervals: 1st bus 40 min. 2nd bus 2h 3rd bud 20min How long take them to meet - as soon as possible?
  19. Wood
    rubanie_dreva Peter chops wood. If they cut down a half hours a day he ended work in 9 days. But Peter needs to end work 3 days earlier. How many minutes a day should cut down?
  20. Water tank
    akvarium_1 Water tank shape cuboid has a width of 3.3 m and length twice larger. How high will reach water if water flow into 15 liters of water per second during 23 minutes?

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