In a group of seven politicians, there are four Republicans (R) and three 2 points Democrats (D). A committee randomly selects one of these politicians for
the Appropriations Committee, and a different person for the Veterans'
Affairs Committee. Find P(R first and R second), the probability of
selecting a Republican for both roles. *

Acompound inequality is graphed, and its graph consists of all real numbers. which open scentence could have resulted in this solution set r> 3 or r< -2. r< 3 or r< -2. r> 3 or r> -2. r< 3 or r> -2 plz asap

Find the measure of the missing angle

The weekly amount spent by a company for travel has an approximately normal distribution with mean = $550 and standard deviation = $40. a) what is the probability that the actual weekly expense will exceed $570 for more than 20 weeks during the next year? (note: one year = 52 weeks) b) what is the probability that actual weekly expenses exceed $580 for 10 or more, but 16 or fewer weeks during the next year?