Question

Write 5 numbers which you can decide by looking at their unit digits that they are not perfect squares

Answer 1

Answer:

Thr numbers 1, 4, 5, 6, 9 are those unit digits that when you look at them then you can say that they are perfect square. But this may not happen in some case. And remaining unit digit are not perfect square like 2, 3, 7, 8, 0 etc.