MCQ
For any two positive integers $a$ and $b,$ such that $a > b$. There exist $($unique$)$ whole numbers $q$ and $r$ such that:
- A$\text{a}=\text{qbr}$
- B$\text{b}=\text{aq}+\text{r},0\leq\text{r}<\text{b}$
- ✓$\text{a}=\text{bq}+\text{r},0\leq\text{r}<\text{b}$
- D$\text{q}=\text{ar}+\text{b},0\leq\text{r}<\text{b}$