Some fireworks are fired vertically into the air from the ground at an initial speed of 80 feet per second. The equation for this object's height h at time t
seconds after launch is h(t) = -16t2 + 80t. Find the domain of the function.

Need showing work for this problem 56.25 ×25.80

Select the correct answer from each drop-down menu. james needs to clock a minimum of 9 hours per day at work. the data set records his daily work hours, which vary between 9 hours and 12 hours, for a certain number of days. {9, 9.5, 10, 10.5, 10.5, 11, 11, 11.5, 11.5, 11.5, 12, 12}. the median number of hours james worked is . the skew of the distribution is

There are 85 apples on the big tree, john picked out 15%. how many did john pick out?