Multiple Choice Questions on The digit in the units place of the resulting number of the expression 234 100 234 101 is ........ for CDS Exam Preparation

Back to Main Page

Multiple Choice Questions

The digit in the units place of the resulting number of the expression 234 100 234 101 is ........

Quantitative Aptitude (CDS) Number System
    Download Solution PDF

    The digit in the units place of the resulting number of the expression (234)100 + (234)101 is

    6

    Incorrect Answer

    4

    Incorrect Answer

    2

    Incorrect Answer

    0

    Correct Answer
    छोटे Courses बड़े Results
    Master Number System
    Prepare through Micro-courses
    Try Now
    Explanation:

    4n always ends in 6 if n is even and 4n always ends in 4 if n is odd.
    Therefore, units digit of (234)100+(234)101 = Units digit of (4)100+(4)101 = Units digit of (6+4)= Units digit of 10=0

    By: Munesh Kumari
    ProfileResources

    Let's Discuss

    Master
    Number System
    With abhipedia
    Micro Courses
    Try Now
    What our students have to say
    Review on us
    Download Abhipedia Android App

    Access to prime resources

    Downlod from playstore
    download android app download android app for free