Unit conversion - 9th grade (14y) - math problems

Number of problems found: 296

  • Decelleration
    car In a braking test, a vehicle that travels at 51 km/h stops in 5 s. What is the acceleration?
  • Engineer Kažimír
    demagog_smer The difference between politicians-demagogues and reasonable person with at least primary education beautifully illustrated by the TV show example. "Engineer" Kažimír says that during their tenure there was a large decline in the price of natural gas, pri
  • The railway
    vlak2 The railway line has a gradient of 12 per mille. How many meters will it ascend to a horizontal distance of 4 km?
  • Permille of alcohol
    heart I have 2 per mille of alcohol in my blood. How many milliliters is it when I have 5 liters of blood?
  • Arc
    angles Convert to arc measures (radians): 924 ° Result write as a multiple of π
  • Bulb
    bulb A 60 W bulb consumes 0.12 kWh of electricity. How long did she stand light without a break?
  • Water well
    studna Drilled well has a depth of 20 meters and a 0.1 meters radius. How many liters of water can fit into the well?
  • Compass
    wind_rose What angle are between directions WSW (WestSouthWest) and SSE (SouthSouthEast) on the compass?
  • Eight hours
    clocks Brigadier Franta ties a sheaf of hay in 20 minutes. Lujza in the same time only a quarter. How many sheaves will they tie together in 8 hours?
  • Cube and water
    krychle How many liters of water can fit into a cube with an edge length of 0.11 m?
  • Trigonometry
    trigonometry If you know that cos(γ) = sin (806°), what is the angle γ?
  • Water
    rain In the garden with an area of 8 ares rain 40hl of water. To what heights leveled water?
  • Ladder slope
    rebrik33 What is the slope of a ladder 6.2 m long and 5.12 m in height.
  • Rain
    rain It rains at night. On 1 m2 of lake will drop 60 liters of water. How many cm will the lake level rise?
  • Acres
    plocha Two hours 24 students harvested chestnuts on 36 acres. How many square meters harvested one student per hour?
  • Wheel
    bicycle Diameter of motocycle wheel is 52 cm. How many times rotates wheel on roand long 2 km?
  • Electronics: Resistors in parallel
    resistors From relation for calculating the resistance of parallel combination of resistors: ? Calculate the R, if R1 = 2Ω a R2 = 15Ω
  • Cylinder:
    valec Cylinder: calculate the height of a 3 liter cylindrical pot with a diameter of 10 cm.
  • Saw
    bosh_saw Blade circular saw with a diameter 42 cm turns 825 times per minute. Expresses his cutting speed in meters per minute.
  • Granules
    dog Katy had two dogs. The first one ate a pack of granules a week and the other two times longer. Katka bought them two bags of granules. How long does it last for both dogs?

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Unit conversion - math problems. Examples for 9th grade.