Can you find the scale factor by dividing the ratio using quotative division?

If 1 is divided by the sum of y& 4.the result is equal to 3 divided by 4, find the value of m

Abird on top of a 200 ft bridge tower sees a man standing on the lower part of the bridge (which is 50 ft above the ground). the angle of depression from the bird is 26 ̊. how far is the man from the base of the bridge tower? with explanation and pictures .

Suppose y varies directly with x. write a direct variation equation that relates x and y. then find the value of y when x=12 y=7 when x=3