Question

Melinda paint 7/8 of a wall in 1 1/6 hour what part of the wall does Melinda paint in one minute?

Answer 1

`1(1)/(6)h=70min\\\\ (7)/(8)\ of\ wall\ in\ 70\ min\\ x\ wall\ in\ 1\ min\\\\ Proportion:\\ (7)/(8)-70\\ x-1\\\\Cross \ multiplication\\\\ (7)/(8)=70x\ \ \ | divide\ by\ 70\\\\ x=(1)/(80)\\\\ In\ 1\ min\ Melinda\ will\ paint\ (1)/(80)\ of \ wall.`