A basket with 12 apples has a mass of 3105 g the same basket with seven apples has a mass of 1980 g each Apple has the same mass what is the mass of the basket?
3105-x=the wt of 12 apples 1980-x= the wt of 7 apples 3105-x-(1980-x) 3105-x-1980+x=1125 the wt of 5 apples. y/12=1125/5 y=2700 gm wt of 12 apples 3105-2700=405 Weight of the basket.