4. TBQ - Finding the km of water canal

A teams of workers can make \(\text{1 km}\) of water canal in \(\text{4 days}\). So, in one day, the team can make $\frac{i}{i}$ \(\text{km}\) of the water canal. If they work for 7 days a week, they can make $\frac{i}{i}$ \(\text{km}\) of water canal in a week.