Which statements are true? Check all that apply. A is in quadrant 1.
B is on the x-axis
C is in quadrant 1.
D is in quadrant 111.
E is on the x - axis
F is on the x-axis
G is on the y-axis

Please help I will give brainliest:)

1. a music store marks up the instruments it sells by 30%. a. if the store bought a guitar for $45, what will be its store price? b. if the price tag on a trumpet says $104, how much did the store pay for it? c. if the store paid $75 for a clarinet and sold it for $100, did the store mark up the price by 30%?