Square of which of the following numbers will not have 6 at their unit's place :
(i) 35 (ii) 23
(iii) 64 (iv) 76
(v) 98
The squares of the following numbers, will not have 6 at their place as only(4)2=16,(6)2=36 has but its units place
35, 23 and 98
i.e., (i), (ii), and (v)