Question

3. Write the ones digit in the square of each of the following numbers

a.13
b. 27
c.46
d.20
e.75
f.31
g.42
h.64
i.38
j.79

​

Answer 1

a.9

b.9

c.6

d.0

e.5

f. 1

g.4

h.6

i.4

j.1