A cup of coffee is left to cool inside a room and its’ cooling can be described by the function y = 85(.75)x/5 + 15 where x is time in minutes and t is the temperature of the coffee in degrees Celsius.

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.

Which expression is equivalent to 16 in exponential form? a) 4 × 4 b) 8 × 2 c) 23 d) 24

In a young single person's monthly budget, $150 is spent on food, $175 is spent on housing, and $175 is spend on other items. suppose you drew a circle graph to represent this information, what percent of the graph represents housing?