Idon’t understand or know how to do it.

You’re giving a cube with a length of 2.5 cm and a width of 2.5 cm and a high of 2.5 cm you place it on a scale and it is 295 g calculate the density

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1

David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?