Given point P(10,10) and Q(0,4) find point R on segment PQ such that their ratio is 7:3

How do businesses a country's economy? a. by investing in goods and services b. by increasing the unemployment rate c. by making profits

Apinhole camera is made out of a light-tight box with a piece of film attached to one side and pinhole on the opposite side. the optimum diameter d(in millimeters) of the pinhole can be modeled by d=1.9[ (5.5 x 10^-4) l) ] ^1/2, where l is the length of the camera box (in millimeters). what is the optimum diameter for a pinhole camera if the camera box has a length of 10 centimeters

Find the arc length of the semicircle. 7the grade