Find the standard deviation of the given data rounded to the
nearest hundredth.
3,4,5,7,10,12,15
help pls

Part a: select all of the ordered pairs that are located on the graph of the equation. part b: does the graph of the equation represent a function? select all correct answers for part a and one answer for part b.

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?

Part a: sam rented a boat at $225 for 2 days. if he rents the same boat for 5 days, he has to pay a total rent of $480. write an equation in the standard form to represent the total rent (y) that sam has to pay for renting the boat for x days. (4 points)