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Identifying Perfect Square Numbers by Observing Their Last Digit

Which of the ...

Question

Which of the following can't be the units digit in a perfect square number?

A

4

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B

8

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C

9

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D

6

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Solution

The correct option is B
8

1

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Similar questions

Q. Which of the following cannot be the unit digit of a perfect square number?
(a) 6
(b) 1
(c) 9
(d) 8

Q. Tick (✓) the correct answer
Which of the following cannot be the unit digit of a perfect square number?
(a) 6
(b) 1
(c) 9
(d) 8

Q. Which among the following can never be the units digit of a perfect square number?

Q. By observing the units digits, which of the numbers

3136, 867

4413

cannot be perfect squares?

If the units digit of a perfect square is 4, then the number is always divisible by which of the following :

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Identifying Perfect Square Numbers by Observing Their Last Digit

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