Use the simple interest equation: I = Prt to solve the following problem. If a $7,500 investment earns $450 over 3 years, what is the annual interest rate?

Unpolarized light of intensity so passes through two sheets of polarizing material whose transmission axes make an angle of 60∘ with each other as shown in the figure. what is the intensity of the transmitted beam, st?

Which car has the most kinetic energy? a. a car of mass 1000 kg with a speed of 3 m/s b. a car of mass 2000 kg with speed 7 m/s c. a car of mass 1000 kg with speed 7 m/s d. a car of mass 2000 kg with speed 3 m/s

What is the average speed of a car that travels 40mph for 1 hour and 60 mph in another hour will mark brainliest