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The unit digit in the square of the number \(125\) is( )
A. \(1\)
B. \(2\)
C. \(5\)
D. \(6\)
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Question

The unit digit in the square of the number \(125\) is( )
A. \(1\)
B. \(2\)
C. \(5\)
D. \(6\)

Answer

C
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Solution

The unit digit in the square would depend upon unit digit in the number.
\(\therefore 5 \times 5 = 2\underline 5\).
So,unit digit of the square of the number \(125\) is \(5\).
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