8.75
8 R 54
630, 1260, 1890, 2520, 3150, 3780, 4410 +630 . . .
630 has 24 factors.
10% of 630 is 63
70 x 9 = 630
45 st = 630 lb45 st = 630 lb45 st = 630 lb45 st = 630 lb45 st = 630 lb45 st = 630 lb
5 goes into 630 126 times.
630/75 = 8.4
21 x 30 = 630
18
3