What will be the unit digit of the squares of th0) 81v) 1234(i) 272(vi – InterviewSolution

1.	What will be the unit digit of the squares of th0) 81v) 1234(i) 272(vi) 26387(x) 55555)12796e following numbers are obviously notp1057(i) 23458
Answer» sqauring a number, last digit will be product of unit digit's last digit number Last digiti) 81² 1ii) 272² 4v) 1234² 6vi) 26387² 9 12796² 6x) 55555 5

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