Evelyn walks on a treadmill for at least 1 hour but not more than 2 hours. she walks at an average rate of 3.5 miles per hour. the distance evelyn walks in t hours is represented by a function. r(t)=3.5tr(t)=3.5t what is the practical domain of the function? all real numbers from 1 to 2, inclusive. all real numbers. all integers from 1 to 2, inclusive. all multiples of 3.5 between 3.5 and 7, inclusive.

You drop a rubber ball off the roof of a 50 meter high building onto a paved parking lot. it bounces back up with every bounce, but not quite all the way back up to you. after the first bounce it bounces back only 80 percent of the distance it was dropped from. the pattern continues, meaning after every bounce it comes up to just 80 percent of the previous maximum height. so if before the first bounce the height is 50 meters, what height does the ball reach after the fifth bounce? round your answer to one decimal place and chose the correct response from the choices below:

Find the zeros of each function. f(x) = 6x^2 - 7x - 20

Reinel saves 30% of every pay check. his paycheck last week was 560$. how much did reniel save last week?