1) (1/100)*(1/5)=1/500=0,002
2)(1/100)*(1/4)=0,0025
3)(1/100)*(3/10)=0,003
4)(1/100)*(7/5)=0,014, 7/5=12/5
5)(1/100)*(7/2)=0,035
6)(1/100)*(31/4)=0,0775
