Please help!

Just need the statements and reasons... thanks.

Closing a credit card usually _your debt ratio.a. increasesb. decreasesc. improvesd. has no effect on

If cos(θ)=2853 with θin q iv, what is sin(θ)?

You work for a landscape company that just got a contract to re-mulch a park. the area that needs mulching is 30 feet by 60 feet. they want a 3 inch layer of much on the area. the company has bags of mulch that cover 2 cubic yards that cost $4.00 per bag. how much will it cost the consumer just in materials to re-mulch the area (round to the nearest dollar)?