Furnace repairs rj's plumbing charges $55 plus $40 per hour for emergency service. gary remembers being billed over $150 for an emergency call. how long was rj there?

use an inequality

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