A department store sells a pair of shoes with an 87% markup. If the store sells the shoes for $192.61 then what is their non-markup price

Monica build a remote control toy airplane for science project to test the plane she launched it from the top of a building the plane travel a horizontal distance of 50 feet before landing on the ground a quadratic function which models the height of the plane in feet relative to the ground at a horizontal distance of x feet from the building is shown

The complement of an angle is one-sixth the measure of the supplement of the angle. what is the measure of the complement angle?

Is of - 4x + 2? a. 3 b. 4 c. 6 d. 5