The price of 9-volt batteries is increasing according to the function below,
where tis years after january 1, 1980. during what year will the price reach
$5?
p(t) = 1.1.20.0476

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

Two cars which are 40 miles apart start moving simultaneously in the same direction with constant speeds. if the speed of the car which is behind is 56 mph and the speed of the other car is 48 mph, how many hours will it take for the car which is behind to catch up the car ahead of it?

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park is the cost of admission proportional to the amount of people entering the amusement park? explain.