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Mathematics

8th

grade

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Direct Proportion | Direct and Inverse Proportions | Assessment | English | Grade 8

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6 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt

    In which of the following case two quantities can be in direct proportion?

    If increase in one quantity causes proportional increase in other quantity

    If decrease in one quantity causes proportional decrease in other quantity

    Both I and II

    Neither I nor II

  • 2. Multiple Choice
    30 seconds
    1 pt

    Both a and b vary directly with each other. When a is 10, b is 4. What will be the value of b when a is 15?

    6

    1/6

    34.5

    2/75

  • 3. Multiple Choice
    30 seconds
    1 pt

    If the area occupied by 8 postal stamps is 12 cm², then the area occupied by 150 such postal stamps will be _______.

    100 cm²

    150 cm²

    225 cm²

    Cannot be determined

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