Water is draining out of a 800-gallon hot tub. The water is draining at a rate of 20 gallons per minute. At timet=0 minutes, the tub starts draining. Use the values in this problem to complete
the inequality to represent the time [t] when the volume of water in the tub is less than or equal to
640 gallons.

Choose the point slope form of the equation below that represents the like that passes through the points (-6,4) and (2, 0)

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

The average daily maximum temperature for laura’s hometown can be modeled by the function f(x)=4.5sin(πx/6)+11.8 , where f(x) is the temperature in °c and x is the month. x = 0 corresponds to january.what is the average daily maximum temperature in may? round to the nearest tenth of a degree if needed.use 3.14 for π .