The formula k=9/5[f-32]+273.15 converts temperatures from fahrenheit f to kelvin k.
a. solve the formula for f
b. the freezing point of water is 273.15 kelvin. what is the temperature in fahrenheit?
c. the temperature of dry ice is -78c. which is colder, dry ice or liquid nitrogen

Find the height of a square pyramid that has the volume of 32 ft.³ and a base lengthof 4 feet

The avenues in a particular city run north to south and are numbered consecutively with 1st avenue at the western border of the city. the streets in the city run east to west and are numbered consecutively with 1st street at the southern border of the city. for a festival, the city is not allowing cars to park in a rectangular region bordered by 5th avenue to the west. 9th avenue to the east, 4th street to the south, and 6th street to the north. if x is the avenue number and yis the street number, which of the following systems describes the region in which cars are not allowed to park? 5th ave 9th ave

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?