This is a geometry question, does anybody know how to Answer it?

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?

Apiling for a high-rise building is pushed by two bulldozers at exactly the same time. one bulldozer exerts a force of 1250 pounds in a westerly direction. the other bulldozer pushes the piling with a force of 2650 pounds in a northerly direction. what is the direction of the resulting force upon the piling, to the nearest degree? a. 65 n of w b. 25 n of w c. 45 n of w d. 35 n of w

Use the equation and type the ordered-pairs. y = 2 ^x