Aptitude - Aptitude-Number System

Read many objective multiple choice questions of Aptitude - Aptitude-Number System in English. Practise online thousands of questions related to Aptitude - Aptitude-Number System. You can check online answer and try mock tests for Aptitude - Aptitude-Number System Questions provided in English.

A number when divide by 6 leaves a remainder 3. When the square of the number is divided by 6, the remainder is?

  • a
  • b
  • c
  • d
  • OOPS, your answer is incorrect

    Let x = 6q + 3.

    Then, x2 = (6q + 3)2

       = 36q2 + 36q + 9

       = 6(6q2 + 6q + 1) + 3

    Thus, when x2 is divided by 6, then remainder = 3.

Which of the following numbers will completely divide (3^25 3^26 3^27 3^28) ?

  • a
  • b
  • c
  • d
  • OOPS, your answer is incorrect

Which one of the following numbers is completely divisible by 45?

  • a
  • b
  • c
  • d
  • OOPS, your answer is incorrect

(xn - an) is completely divisible by (x - a), when

  • a
  • b
  • c
  • d
  • OOPS, your answer is incorrect

(35423 7164 41720) - (317 x 89) = ?

  • a
  • b
  • c
  • d
  • OOPS, your answer is incorrect

Showing 631 to 635 of 719 (144 Pages)

Provide comments for current affairs in english