1.
Find the remainder when 73 × 75 × 78 × 57 × 197 × 37 is divided by 34.

2.
Find the remainder when 6799 is divided by 7.

3.
Let N = 1421 × 1423 × 1425. What is the remainder when N is divided by 12?

4.
Three numbers are in ratio 1 : 2 : 3 and HCF is 12. The numbers are:

5.
What is the least number of soldiers that can be drawn up in troops of 12, 15, 18 and 20 soldiers and also in form of a solid square?