A group of 5 students was asked, "How many hours did you watch television last week?" Here are their responses: 17, 8, 19, 9, 15 Find the mean of hours for these students.

The graph below shows the amount of money left in the school’s desk fund, f, after d desks have been purchased. for each new desk that is purchased, by how much does the amount of money left in the school’s desk fund decrease?

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

The input to the function is x and the output is y. write the function such that x can be a vector (use element-by-element operations). a) use the function to calculate y(-1.5) and y(5). b) use the function to make a plot of the function y(x) for -2 ≤ x ≤ 6.