Question 1
Find the number of zeros at the end of the product. (3123 - 3122 - 3121) (2121 - 2120 - 2119)
1
0
119
120
Question 2
Find the unit digit of (3625)333 × (4268)65
6
3
4
0
Question 3
Find the digit of expression. 256251 +36528 +22853
4
0
6
3
Question 4
Unit digit of. (1!)99 + (2!)98 + (3!)97 + (4!)96 (99!)1)
1
3
7
6
Question 5
Unit digit is [(251)98 + (21)29 - (106)100 + (705)35 - (16)4 + 259]
1
4
5
6
There are 5 questions to complete.