Answer:
31.4
Step-by-step explanation:
3.14 x 2 x 5 = 31.4
0.8 is your answer
x=9
given;
x\y = 3\4
to find;
x\12=?
solution;
using both equations,
3\4=x\12
by cross multiplication,
36\4=x
9=x
120 x 10^3
7 x 10^5
9 x 10^4
i think it's 3/4 though i'm not entirely sure
