76
25 and 2/3 times
Because 5 times 5 = 25 and 3 times 3 = 9
25 x 9 = 225
9 times
25 ÷ 9 = 2 with remainder 7
45 times 5/9 = 25
4*9*25 = 900 = 9.0*102 in standard form
25 x 2/9 = 55/9
It is 900900 divisble by 4 225 times, divisble by 9 100 times, and by 25 36 times
0.36 times
225
2 x 9 x 25 = 450