Cube root - math problems

Number of problems found: 99

  • Two rectangular boxes
    cuboid Two rectangular boxes with dimensions of 5 cm, 8 cm, 10 cm, and 5 cm, 12 cm, 1 dm are to be replaced by a single cube box of the same cubic volume. Calculate its surface.
  • The edge of a cube
    cubes How much does the edge of a cube of 54.9 cm3 measure?
  • Cuboid and ratio
    cuboid Find the dimensions of a cuboid having a volume of 810 cm3 if the lengths of its edges coming from the same vertex are in ratio 2: 3: 5
  • Wall thickness
    sphere_Nickel The hollow metal ball has an outside diameter of 40 cm. Determine the wall thickness if the weight is 25 kg and the metal density is 8.45 g/cm3.
  • One third power
    cube-root Which equation justifies why ten to the one-third power equals the cube root of ten?
  • Length of the edge
    cube_shield Find the length of the edge of a cube with a cm2 surface and a volume in cm3 expressed by the same number.
  • Alien ship
    cube_in_sphere The alien ship has the shape of a sphere with a radius of r = 3000m, and its crew needs the ship to carry the collected research material in a cuboid box with a square base. Determine the length of the base and (and height h) so that the box has the large
  • Six speeds
    gears-3 A drilling machine is to have 6 speeds ranging from 50 to 750 revolutions per minute. If the speed forms a geometric progression, determine their values.
  • Three members GP
    exp_growth The sum of three numbers in GP (geometric progression) is 21 and the sum of their squares is 189. Find the numbers.
  • Cube into cylinder
    cube_sphere_in If we dip a wooden cube into a barrel with a 40cm radius, the water will rise 10 cm. What is the size of the cube edge?
  • Profit growth
    growth The profit of a company increased by 25% during the year 1992, increased by 40% during the year 1993, decreased by 20% in 1994 and increased by 10% during the year 1995. Find the average growth in the profit level over the four years periods?
  • Cube root
    cubes For 13, Sam wrote 2891 instead of the correct cube number. By how much was he wrong?
  • Cube surface and volume
    cube_diagonals The surface of the cube is 500 cm2, how much cm3 will be its volume?
  • Perfect cubes
    cubes3 Suppose a number is chosen at random from the set (0,1,2,3,. .. ,202). What is the probability that the number is a perfect cube?
  • The volume 2
    cubes3.png The volume of a cube is 27 cubic meters. Find the height of the cube.
  • Cube diagonals
    cube_diagonals Calculate the length of the side and the diagonals of the cube with a volume of 27 cm3.
  • Area to volume
    two_cubes If the surface area of a cube is 486, find its volume.
  • Body diagonal
    cube_diagonals Calculate the cube volume, whose body diagonal size is 75 dm. Draw a picture and highlight the body diagonal.
  • Cube surface and volume
    cube_shield Find the surface of the cube with a volume of 27 dm3.
  • Seawater
    ice_cubes Seawater has a density of 1025 kg/m3, ice 920 kg/m3. 8 liters of seawater froze and created a cube. Calculate the size of the cube edge.

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