Question

A truck contains 150 small packages some weighing 1kg each some weighing 2kg each . how many packages weighing 2kg each are in truck if total weight of all packages is 264kg

Answer 1

This is a simultaneous linear equation problem.

Let x = 2kg packages and y = 1kg packages:\[x+y=150\]\[2x+1y=268\]\[x=114, y=36\]

Answer 2

If you want me to show the steps to get x and y solved, just ask.