Alex spent 85% of his money on a surfboard. the surfboard costs $340. how much money did alex have left after he bought the surfboard?

Scarlett stopped at a campground along the appalachian trail. the campground had a 12 acre area for tents, divided into 6 equal campsites. scarlett picked one of the sections to pitch her tent. which expression would give you the size of scarlett’s campsite? (more than one answer