7. The candle has a mass of 1200 grams. a. What is the density of the candle wax in grams per cubic centimeter?
b. After three hours of burning, the height of the candle is about 8.3 inches.
How does this change affect the surface area and volume of the candle?
c. How much mass, to the nearest gram, did the candle lose after 3 hours
of burning? If this rate remains constant, estimate the number of hours of
burning time the candle will have.

Someone answer asap for ! a ball is rolled down a ramp. the height, f(x), in meters, of the ball x seconds after it is released is modeled by the function f(x) = x²- 10x + 25 for all values of x from 0 to 5. which statement about the ball is true? a. the maximum height of the ball is 5 meters b. the height of the ball increases from 0 to 5 meters above the ground. c. the ball has traveled 5 meters when it reaches the bottom of the ramp. d. the ball has been traveling for 5 seconds when it reaches the bottom of the ramp