Question

Please answer the following questions

Answer 1

$x \: be \: the \: number \\ \frac{1}{2}+\frac{1}{3}+\frac{1}{3}+x=3\\\implies \frac{3+2+2+6x}{6}=3\\\implies 7+6x=18\\\implies x\times6=18-7\\\implies x=\frac{11}{6}$