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Numbers - [data sufficiency 1]
  1. A number when multiplied by 16 increases by 540. What is the number?

    2. A.
    30
    B.
    36
    C.
    42
    D.
    46

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  2. The sum of first n odd natural numbers is be given by;

    3. A.
    (n+1)2
    B.
    n2 + 1
    C.
    n2
    D.
    n2 - 1

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  3. Which of the following numbers is a prime number?

    4. A.
    167
    B.
    213
    C.
    350
    D.
    437

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  4. Which of the following is the result of 1505 x 1505?

    5. A.
    2265015
    B.
    2265035
    C.
    2265045
    D.
    2265025

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  5. Which of the following is the output of 495 * 495 - 105 * 105?

    6. A.
    234000
    B.
    360000
    C.
    300000
    D.
    350000

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  6. What is the unit digit in the product of 853 * 1346 * 452 * 226?

    7. A.
    4
    B.
    5
    C.
    6
    D.
    8

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  7. If two-third of three-fourth of a number is 34, find the 20% of that number?

    8. A.
    13
    B.
    13.6
    C.
    14
    D.
    14.6

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  8. What is the sum of all odd numbers up to 240?

    9. A.
    14400
    B.
    13400
    C.
    12400
    D.
    11400

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  9. What are the different prime factors of 2400?

    10. A.
    2
    B.
    3
    C.
    4
    D.
    5

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  10. Find the product of face value and place value of 4 in 234567.

    11. A.
    12000
    B.
    14000
    C.
    16000
    D.
    18000

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