Mathematics

9th

grade

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surface area and volume

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16 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt

    Find the number of bricks required to cover a floor of area 937.5 cm2 , if the area of each brick is 9.375 cm2

    10 bricks

    100 bricks

    1000 bricks

    10000 bricks

  • 2. Multiple Choice
    30 seconds
    1 pt
    In a cylinder, radius is doubled and height is halved, then the curved surface area will be____
    halved
    doubled
    same
    will increase four times
  • 3. Multiple Choice
    30 seconds
    1 pt
    If the dimensions of a cuboid are 3 cm, 4 cm and 10 cm, then the volume of the cuboid is ____
    82 cm3
    120 cm3
    240 cm3
    164 cm3
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