A Barbershop serves one customer at a time and provides three seats for waiting customers. If the plac ei sfull, customers go elsewhere. Arrivals occur according to a poisson distrubiton with a mean of 4 per hour. The time to get a haircut is exponential with a mean 15 minutes. Determine the following

a) The steady state probabilities
b) The expected number of customers in the shop.
c) The probability that customers will go elsewhere because the shop is full. Use queuing theory equations

Find the value of the variable and the length of each secant segment.

Melanie is buying a bathing suit that costs 39.99. she is given a discount at the cash register of $6.00 when she scratched 15% off on a game piece for a store promotion. what will the sale price of melanie’s bathing suit be?

Match the scale and the actual area to the area of the corresponding scale drawing. scale: 1 inch to 4 feet actual area: 128 square feet scale: 1 inch to 7 feet actual area: 147 square feet scale: 1 inch to 8 feet actual area: 256 square feet scale: 1 inch to 5 feet actual area: 225 square feet area of scale drawing scale and actual area scale drawing area: 3 square inches arrowright scale drawing area: 8 square inches arrowright scale drawing area: 4 square inches arrowright scale drawing area: 9 square inches arrowright