Respuesta :

XxTheLegendxX

[tex]{ \large{ \bf{Weight = mg}}}[/tex]

[tex]{ \large{ \bf{Mass = 40 \: kg \: \: \: \: (given)}}}[/tex]

[tex]{ \large{ \bf{Weight = 40 \times 10}}}[/tex]

[tex]{ \large{ \therefore{ \bf{ \red{ Weight = 400N}}}}}[/tex]