Aptitude - Numbers - Discussion
Discussion Forum : Numbers - General Questions (Q.No. 10)
10.
What is the unit digit in {(6374)1793 x (625)317 x (341491)}?
Answer: Option
Explanation:
Unit digit in (6374)1793 = Unit digit in (4)1793
= Unit digit in [(42)896 x 4]
= Unit digit in (6 x 4) = 4
Unit digit in (625)317 = Unit digit in (5)317 = 5
Unit digit in (341)491 = Unit digit in (1)491 = 1
Required digit = Unit digit in (4 x 5 x 1) = 0.
Discussion:
123 comments Page 8 of 13.
Sai chandana said:
9 years ago
@Hemanth.
Your explanation was clear and good. Thanks!
Your explanation was clear and good. Thanks!
Dinesh sen said:
1 decade ago
7 is multiplied by 7 107 times, unit place number is?
Rajkumar said:
1 decade ago
How unit digit of (6374)^1793 is 4?
Please explain.
Please explain.
Prabagaran said:
1 decade ago
No. How to separate this sequence [(42)896 x 4].
Nisha said:
1 decade ago
What is a unit digit? please anyone explain me.
Hanah said:
1 decade ago
@Hemanth I still can't understand your method.
Suhas said:
1 decade ago
Great discussion to understand the unit digit.
Venkatesh said:
1 decade ago
Find the unit digit in (264)^102 + (264)^102.
Manas Singh said:
1 decade ago
What is the unit digit of 7^63* 3^57 * 6^41 ?
Nataraj said:
9 years ago
Please give the clarity to solve the problem.
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