Reasoning

Number Systems and Series

164 Questions

Number systems and series questions assess the ability to manipulate numerical values and spot patterns. The focus includes digit arrangements, binary conversions, and identifying largest or smallest numbers. These reasoning tasks are common across major competitive examinations.

Digit manipulationLargest and smallest numbersBinary number systemsPositional numeral systemsNumber series ranking

Number Systems and Series Questions

Multiple choice

Arrange the following integers in ascending order:

8, 5, - 7, - 12, 0 and - 9
    • 12, - 7, - 9, 0, 5 and 8

  2. 0, - 12, - 9, - 7, 5 and 8
    • 12, - 9, - 7, 0, 5 and 8

  4. 8, 5, 0, - 7, - 9 and - 12

  5. None of these
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Arranging in ascending order means to write numbers in an order starting from the smallest to the largest. So, ascending order for the given integers is: - 12, - 9, - 7, 0, 5 and 8.

Multiple choice

Which of the following statements is false?

  1. Numbers in ascending order means from smaller to larger.

  2. Numbers in descending order means from larger to smaller.

  3. Numbers in ascending order means from larger to smaller.

  4. The smallest 4-digit number is 1000.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Number in ascending order means from larger to smaller is false because ascending means the value of numbers is increasing.