Unit conversion - practice for 12 year olds - page 3 of 11
Number of problems found: 203
- Output 47613
Pump with an output of 3/8 hl of water in 1 min. How long does it take to fill a 3/4 cubic meter tank with water?
- Covered 47573
The racer in the cycling time trial rode at a speed of 12 meters per second. How many km has he covered in 3/4 hours?
- Cylindrical 46983
62.8 hl of water per hour flows through the pipe into an empty cylindrical tank with a bottom diameter of 8 m. To what height will the tank be filled in 4 hours?
- Diameter 46661
Granite ball has a diameter of 80 cm. The mass of 1m³ of granite is 2900 kg. What is the mass of the ball?
- Circular track
The circular running track has a radius of 50 m. How many laps does a runner have to make to run 5 km?
- Cylinder 46101
Barell has the shape of a cylinder, a volume of 130 l, and a base radius is 30 cm. What is the height of the barrel?
- Described 45691
How big is the area of the circular cutout described by the minute hand 14 cm long in 40 minutes?
- The heights
The heights of some dogs are shown in the table. (1 cm = 10 mm) Dog; Height Sam ; 280 mm Charlie; 56 cm Gus; 81,3 cm Buster; 635 mm Max; 38 cm Duke; 61 cm Which list shows the heights of the dogs from tallest to shortest? A. Max, Charlie, Duke, Gus, Sam,
- Glasses of juice
Jake’s mom filled a 2-liter container with juice. Then Jake poured 2 glasses of juice. Each glass had exactly 400 milliliters of juice. How many liters of juice remain in the container?
- Smallest 44681
What is the smallest width of the pool to be divided without rest into equally wide tracks, either 80cm or 1m or 120cm?
- Calculate 43951
Calculate the radius of the base of the cylinder with a volume of 10 dm³ and a height of 15 cm.
How many m² of metal sheet is needed to produce 20,000 cans in the shape of a cylinder with a base radius and a height of 5 cm.
- The granite ball
What is the weight of a granite ball with a radius of 60 cm, if 1 m³ of granite weighs 2.7 tons?
- Cloth / textile
We have cloth measure 16 square meters. How many 20 cm by 20 cm by 8 cm bags you can make? Assume bag is a cuboid without one top base.
- Mike built
Mike built a cylindrical water tank with a radius of about 1.8 m and height of 2 meters. How many liters of water will it hold?
- Barrel-shaped 40601
The barrel-shaped cylinder has a volume of 9.42 hl, the inner diameter of the bottom is 12 dm. Calculate the area of the barrel shell in m². Solve in general first.
- Cubic inches to cups
5-3/8" x 4" x 2-5/8" container. How many equals cups?
- Copper wire
What is the weight in kg of copper wire 200 m long with a diameter of 0.6 cm if the density of copper is 8.8 kg/dm³?
- Cube-shaped container
The cube-shaped container has a height of 52 cm and a square base. The container was filled to the brim with water, then we immersed a metal cube in it, which caused 2.7 l of water to flow out of the container. After removing the cube from the water, the
Weather. At 5:00 am, the temperature was 28°C, and at noontime, it rose by 9°C. By 4:00 pm, it dropped 3°C, and by nighttime, it was 4°C less. What is the room temperature this time?
Unit conversion - practice problems. Maths practice for 8 year olds.