47.
0.3=3/10
0.8=8/10=4/5
0.7=7/10
0.4=4/10=2/5
0.05=5/100=1/20
0.25=25/100=1/4
0.08=8/100=2/25
0.006=6/1000=3/500
0.016=16/1000=2/125
0.075=75/1000=3/40
0.155=155/1000=31/200
0.575=575/1000=23/40
0.708=708/1000=177/250
0.504=504/1000=63/125
48.
1.9=1 1/9
4.8=4 8/10=4 4/5
8.6=8 6/10=8 3/5
15.75=15 75/100=15 3/4
4.64=4 64/100=4 16/25
7.08=7 8/100=7 2/25
19.15=19 15/100=19 3/20
10.012=10 12/1000=10 3/250
2.025=2 25/1000=2 1/40
14.84=14 84/100=14 21/25
9.325=9 325/1000=9 13/40