wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

Find the remainder when 727163 is divided by 10.


A

7

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B

9

No worries! Weā€˜ve got your back. Try BYJUā€˜S free classes today!
C

1

No worries! Weā€˜ve got your back. Try BYJUā€˜S free classes today!
D

3

No worries! Weā€˜ve got your back. Try BYJUā€˜S free classes today!
Open in App
Solution

The correct option is A

7


We need to find out the unit digit of the given number.

271634=27even number4=(1)even number4=1

Now the question changes to finding the unit digit of 74n+1. From the power cycle of 7, unit digit will be 7. Hence, the remainder is 7.


flag
Suggest Corrections
thumbs-up
1
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Factorising Numerator
QUANTITATIVE APTITUDE
Watch in App
Join BYJU'S Learning Program
CrossIcon