Question : What is the unit digit of $125^{125}+216^{216}$?
Option 1: 5
Option 2: 1
Option 3: 6
Option 4: 7
Answer (1)
24th Jan, 2024
Correct Answer: 1
Solution :
Given:
125
125
+ 216
216
Any power of 6 gives the unit digit 6, and also any power of 5 gives the unit digit 5.
Unit digit → 5 + 6 → 11 →1
So, the unit digit of 125
125
+ 216
216
is 1.
Hence, the correct answer is 1.
Comments (0)
Related Questions
Know More about
Staff Selection Commission Multi Tasking ...
Application | Cutoff | Selection Process | Preparation Tips | Eligibility | Exam Pattern | Admit Card
Get Updates Brochure
Thank You!
Your Staff Selection Commission Multi Tasking Staff Exam brochure has been successfully mailed to your registered email id “”.
Upcoming Exams
Exam Date:
30 Sep, 2024
- 14 Nov, 2024
Application Date:
23 Sep, 2024
- 15 Nov, 2024
Tier II
Exam Date:
18 Nov, 2024
- 18 Nov, 2024
Mains Exam
Exam Date:
30 Nov, 2024
- 30 Nov, 2024
Mains Exam
Exam Date:
14 Dec, 2024
- 14 Dec, 2024
