В) 15/5 = 3 = 0.03
500/5 100
160 = 80 =0.8
400 100
36 = 4 = 0.04
900 100
140 = 20 =0.2
700 100
б)
27 = 3 = 0.3
90 10
24 = 2 = 0.2
120 10
24 = 6 =0.6
40 10
48 = 8 =0.8
60 10
г)
11 = 1 = 0.001
11000 1000
81 = 27 = 0.027
3000 1000
144 = 36 =0.0036
40000 10000
8888 = 2222 =0.02222
400000 100000