171.6
Without working it out, the remainder will be 15
as multiples of 25 end in either 25 or 50 or 75 or 00
So a number ending in 90 is 15 more than 75
171.6
67.0312
67.0312
55
25 with remainder 25.
21.8621
25 divided by 9 is 2 with remainder 7
25
25
2.7778
786.6757
12.5