Question Number 105075 by Anindita last updated on 25/Jul/20
$$\frac{\mathrm{7}}{?}\:=\:\frac{\mathrm{21}}{\mathrm{27}}\:=\:\frac{\frac{\mathrm{7}}{\mathrm{3}}}{?} \\ $$
Answered by Rasheed.Sindhi last updated on 25/Jul/20
$$\frac{\mathrm{7}}{\mathrm{9}}\:=\:\frac{\mathrm{21}}{\mathrm{27}}\:=\:\frac{\frac{\mathrm{7}}{\mathrm{3}}}{\mathrm{3}} \\ $$$$ \\ $$