The points P, Q, R and S all lie on the same line segment, in that order, such that the ratio of PQ / Q * R / R * S is equal to 1/4 / 1 . If PS = 18 , find QR

Little’s law firm has just one lawyer. customers arrive randomly at an average rate of 6 per 8 hour workday. service times have a mean of 50 minutes and a standard deviation of 20 minutes. how long does a customer spend at little’s law firm on average?

While scuba diving, rajeev dove to a depth of 12.6 feet below the surface of the water and then descended another 8.7 feet. what expression can be used to find rajeev's new position? 12.6 – 8.7 –12.6 – 8.7 –12.6 – (–8.7) 12.6 – (–8.7)

Solve -2(4y + 6) = 52. 5 -5 8 -8 and !