Welcome, Guest

aababcabcdabcde...........which letter come in the 50th position from the beginning ? give me formula

Manoj Banshi Magar

on 23 Oct, 2017

8.8K
You need to login to reply on this post.
Join TayariPLUS to access Model Sets, Current Affairs and Quiz.

RECEIVED ANSWERS
Daya Chudhary

on 24 Oct, 2017

sorry 5=e

Daya Chudhary

on 24 Oct, 2017

sorry 5 ="i"

Daya Chudhary

on 24 Oct, 2017

Here, a.ab.abc.abcd.abcde......... 1.2.3.4.5.6.......... so Sn=n(n+1)/2 (for close to 50 we should take n=9 so that Sn=45) 9=I so 45 th term is"i" now 45+5=50 5="i"

hansal Tamang

on 23 Oct, 2017

e

Daya Chudhary

on 23 Oct, 2017

a.ab.abc.abcd.abcde.. .... e=5 5×10=50 ans:e