The weight of person on the moon can be given as,
[tex]w=mg[/tex]Substitute the known values,
[tex]\begin{gathered} w=(11.2kg)(1.67m/s^2)(\frac{1\text{ N}}{1kgm/s^2}) \\ =18.7\text{ N} \end{gathered}[/tex]Thus, the weight of person on the moon is 18.7 N,