Two hot air balloons, one red and one blue, took off at the same time from different platforms. Each began
ascending at a constant rate.
The following equation gives the height (in meters) of the red hot-air balloon as a function of time (in
seconds)
h =
The height (in meters) of the blue hot air balloon as a function of time (in seconds) is given by the following
table of values:
Time (seconds) Height (meters)
4
or
6
6
8.
7

Two spray paint machines are used to paint different portions of a large wall. the first machine (nicknamed "paint pro") is used for two hours. the second machine (nicknamed "goldilocks") is used for an hour and a half. when they are working at the same time, they can paint 55 square feet per minute. together they painted 5850 square feet of wall. how many square feet of wall per minute can each machine paint? e used to paint different portions of a large wall. the first machine (nicknamed "paint pro") is used for two hours. the second machine (nicknamed "goldilocks") is used for an hour and a half. when they are working at the same time, they can paint 55 square feet per minute. together they painted 5850 square feet of wall. how many square feet of wall per minute can each machine paint?