Solved UPSC CDS/OTA Question
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Q · Number systemEasy · 45s
What is the unit digit of 17^3?
TopicNumber system
Question Typemultiple choice
DifficultyEasy
Marking+1 / −0.33
Test Duration30 min
← Previous questionQ 30 / 30
Step-by-Step Solution
The complete worked solution.
Every step explained — no skipped algebra.
Solve step-by-step using number system concepts. What is the unit digit of 17^3? → 3
Final Answer: Option B — 3