There are 80 marbles in a bag. If 30% of the marbles are green, how many marbles are not green
answer pleasee!!!

Part a : solve - vp + 40 < 65 for v . part b : solve 7w - 3r = 15 for r show your work!

The standard distance between studs in a house is 1.5 feet. if you have a set of blueprints for a house that mark every 1.5 feet with 2 in., by how many inches will a 13-foot wall be represented?

17 in long 1.3 ft wide and 8in high what is the volume