Answer by Mikaatkinsbootiful:
[tex]\mathrm{Long\:Division}\:\frac{21}{2}:\quad 10\quad \mathrm{Remainder}1\quad \:\\Convert\:to\:mixed\:number:\:Quotient\frac{Remainder}{Divisor}\\\frac{21}{2}=10\frac{1}{2}\\Mixed number: 10\frac{1}{2}[/tex]
the answer to the question you are asking is 10.5
