Bob works as a plumber. He charges $45.00 for the first hour and $33.75 for each additional hour. Bob was paid $247.50 for his last job How many hours did Bob work on his last job?

Question 1 of 10 2 points different groups of 50 graduates of an engineering school were asked the starting annual salary for their first engineering job after graduation, and the sampling variability was low. if the average salary of one of the groups was $65,000, which of these is least likely to be the average salary of another of the groups? o a. $64,000 o b. $65,000 o c. $67,000 o d. $54,000

In which quadrant does the point lie? write the coordinates of the point. a. quadrant ii; (–2, –4) b. quadrant iii; (2, 4) c. quadrant iii; (–2, –4) d. quadrant iv; (–4, –2)

Is ofat (-25, 0), (25, 0) co- (0, -15), (0, 15)?