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The following questions are based on the...

The following questions are based on the five three digit numbers given below:
374 659 821 945 247
If 1 is subtracted from the last of each of the numbers then in how many numbers thus formed will be the last digit be perfect square (one is also a perfect square)

A

None

B

one

C

two

D

three

Text Solution

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The correct Answer is:
D
three
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