[latexpage]

Numbers

 

How many three digit numbers are increased by 99 when there digits are reversed ?

A. 4
B. 8
C. 10
D. 80
E. 90

See our previous ‘Questions of the Day’:

 

Quant Question Of The Day: 52

Quant Question Of The Day: 51

8 comments

  1. Deeksha sharma

    Ans. D=80
    100a + 10b+c +99= 100c +10b+a

    99a-99c = – 99
    c-a =1
    With this condition (a,c) will take values (1,2),(2,3),(3,4)….(8,9)
    b can take any value from 0-9

    Numbers will be 102,203,304……112,213……122,223…….192,293,394…899.

  2. Deeksha sharma

    Answer :D=80
    100a+10b+c+99= 100c+10b+a
    99a-99c+99=0
    c-a=1
    Values for (a,c) will be (1,2),(2,3)..(8,9)
    b can take any value from 0-9

XHTML: You can use these tags: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <s> <strike> <strong>

Recent Forum Posts/Questions/Answers