Question

Que parte de 1/9 de 14/13 de 5/8 es 7/5 de 3/4 de 6/13 de 5/18 de 1/12?

Answer 1

x (1/9)(14/13)(5/8)=(7/5)(3/4)(6/13)(5/18)(1/12)
(70x)/936   =  630/56160
(70x)(56160)=630(936)
3931200 x = 589680
x=589680/3931200
x=3/20
x=0.15