Unit conversion - 6th grade (11y) - math problems

Number of examples found: 218

  • One hectare
    land_1 How many square meters are one hectare?
  • Area
    squares Calculate: ?
  • Pound2kilos
    vaha_19 How many pounds make 1 kilograms?
  • Hr to min
    time_8 Sue biked to school in 5/12 of an hour. How many minutes did it take her to ride to school?
  • Customary length
    inch Convert length 65yd 2 ft to ft
  • Time
    clock_time 16.2 days ..... how many hours is it?
  • Knight
    jazdec Knight passed 13 km long track in 26 minutes, what was his average speed?
  • Liter of gold
    zlatovlaska_1 What weight does 1 dm3 of gold have? Gold density is 19,300 kg / m3
  • Wood
    wood_timber Wood density is 0.6 g/cm3. How many kilograms weight 1 m3 of wood?
  • Diamond
    koso_4 The diamond has a circumference of 48cm. Calculate the length of its side in dm.
  • Aircraft nose down
    stall_747 How long will fall airliner from a height of 10000 m at speed 1,000 km/h?
  • Surface of the cube
    cubes3 Find the surface of the cube that has volume 1/1m3 2/0.001 m3 3/8000 mm3
  • Hours
    clock-night-schr_2 The lesson lasts 45 minutes. For the week, students have 18 lesson hours. How many are the actual hours?
  • Lunch
    lunch Jane eats whole lunch for the 30 minutes. Which part of the lunch is eaten in 180 seconds?
  • Hectares
    map_11 The rectangular land is 350m long and 200m wide. Calculate the area in hectares.
  • Cuboid aquarium
    cuboid Cuboid 25 times 30 cm. How long is third side if cuboid contains 30 liters of water?
  • A swiming
    water2 A swiming pool holds 30000lt of water. How many gallons does it hold? 1 gallon= 4.55lt
  • Fan
    fan The fan has a speed of 210 RPM. Calculate for time of one fan period.
  • Area of trapezoid
    trapezoid The trapezoid bases are and 7 dm and 11 cm. His height is 4 cm. Calculate the area of trapezoid.
  • 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?

Do you have an interesting mathematical word problem that you can't solve it? Submit a math problem, and we can try to solve it.



We will send a solution to your e-mail address. Solved examples are also published here. Please enter the e-mail correctly and check whether you don't have a full mailbox.

Please do not submit problems from current active competitions such as Mathematical Olympiad, correspondence seminars etc...