1) (3*4)/(5*8)=3/10=0.3
2) (2*6)/(6*9)=2/9
3) (8*9*10)/(9*10*16)=1/2=0.5
(3*4)/(5*8) = (3*1)/(5*2) = 3/10
(2*6)/(6*9) = (2*1)/(1*9) = 2/9
(8*9*10)/(9*10*16)= (1*1*1)/(1*1*2) = 1/2
