1. Calculate the work done by a 47N force pushing a .025kg pencil .25m against a force of 23N.
2. Calculate the work done by a 2.4 force pushing a 400 g sandwich across a table .75m wide.
3. How far can a mother puch a 20.0 kg baby carriage, using a force of 62n, if she can only do 2920j of work?