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Arithmetic Aptitude :: Numbers

  1. 587 x 999 = ?

  2. A.

    586413

    B.

    587523

    C.

    614823

    D.

    615173


  3. A number was divided successively in order by 4, 5 and 6. The remainders were respectively 2, 3 and 4. The number is:

  4. A.

    214

    B.

    476

    C.

    954

    D.

    1908


  5. If (64)2 - (36)2 = 20 x x, then x = ?

  6. A.

    70

    B.

    120

    C.

    180

    D.

    140

    E.

    None of these


  7. Which one of the following can't be the square of natural number ?

  8. A.

    32761

    B.

    81225

    C.

    42437

    D.

    20164

    E.

    None of these


  9. (22 + 42 + 62 + ... + 202) = ?

  10. A.

    770

    B.

    1155

    C.

    1540

    D.

    385 x 385


  11. \( \frac { 854 \times854 \times854-276 \times276\times276} {854 \times854+854 \times276+276 \times276} =?\)

  12. A.

    1130

    B.

    578

    C.

    565

    D.

    1156

    E.

    None of these


  13. 35 + 15 x 1.5 = ?

  14. A.

    85

    B.

    51.5

    C.

    57.5

    D.

    5.25

    E.

    None of these


  15. The sum of first 45 natural numbers is:

  16. A.

    1035

    B.

    1280

    C.

    2070

    D.

    2140


  17. 666 ÷ 6 ÷ 3 = ?

  18. A.

    37

    B.

    333

    C.

    111

    D.

    84

    E.

    None of these


  19. The sum of all two digit numbers divisible by 5 is:

  20. A.

    1035

    B.

    1245

    C.

    1230

    D.

    945

    E.

    None of these