Consider the following point$-$based evaluation system for a trainee salesman of an organization:

Generate the test cases using equivalence class testing $($weak normal$-$strong normal$-$weak robust$-$strong robust$)$ solve with tables$\begin{array}{cc}\text{P}\text{o}\text{i}\text{n}\text{t}\text{s}\text{e}\text{a}\text{r}\text{n}\text{e}\text{d}& \text{M}\text{a}\text{n}\text{a}\text{g}\text{e}\text{m}\text{e}\text{n}\text{t}\text{a}\text{c}\text{t}\text{i}\text{o}\text{n}\\ 0-20& \text{T}\text{h}\text{a}\text{n}\text{k}\text{y}\text{o}\text{u}\\ 21-40& \text{E}\text{x}\text{t}\text{e}\text{n}\text{d}\text{p}\text{r}\text{o}\text{b}\text{a}\text{t}\text{i}\text{o}\text{n}\\ 41-60& \text{C}\text{o}\text{n}\text{f}\text{i}\text{r}\text{m}\text{a}\text{t}\text{i}\text{o}\text{n}\\ 61-80& \text{P}\text{r}\text{o}\text{m}\text{o}\text{t}\text{i}\text{o}\text{n}\\ 81-100& \text{P}\text{r}\text{o}\text{m}\text{o}\text{t}\text{i}\text{o}\text{n}\text{w}\text{i}\text{t}\text{h}\text{a}\text{l}\text{e}\text{t}\text{t}\text{e}\text{r}of\text{r}\text{e}\text{c}\text{o}\text{m}\text{m}\text{e}\text{n}\text{d}\text{a}\text{t}\text{i}\text{o}\text{n}\end{array}$