Mathematics

6th -

8thgrade

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Playing with Numbers

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15 questions

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  • 1. Multiple Choice
    30 seconds
    1 pt

    The HCF of two numbers is 23 and their LCM is 1449. If one of the numbers is 161 then what is the other number?

    107

    106

    167

    207

  • 2. Multiple Choice
    30 seconds
    1 pt

    Four bells toll at the interval of 4 , 7 , 12 & 84 seconds. The bells toll together at 7'o clock. How many times will they again toll together in 28 minutes

    15

    20

    25

    30

  • 3. Multiple Choice
    30 seconds
    1 pt

    Which of the following is divisible by 11?

    72493

    82457

    92056

    65483

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