Question

x÷2/7=7/12 ? x×3/5=4/15 ? 2/3×x=4/7 ?

Answer 1

x÷2/7=7/12
x=7/12*2/7
x=2/12
x=1/6

x×3/5=4/15
x=4/15÷3/5
x=4/15*5/3
x=4/9

2/3×x=4/7
x=4/7÷2/3
x=4/7*3/2
x=12/14
x=6/7