Consider two Erlang loss systems. System A has an interarrival time of 15 minutes. System B has an interarrival time of 10 minutes. What is the interarrival time of the combined system if the demand of the combined system is the sum of the demands of the separate systems

How did the contribution of the goods producing sector to gdp growth change between 2010 and 2011 a. it fell by 0.3%. b. it fell by 2.3%. c. it rose by 2.3%. d. it rose by 0.6%. the answer is b

Use the information below to answer the following question. the boxwood company sells blankets for $60 each. the following was taken from the inventory records during may. the company had no beginning inventory on may 1. date blankets units cost may 3 purchase 5 $20 10 sale 3 17 purchase 10 $24 20 sale 6 23 sale 3 30 purchase 10 $30 assuming that the company uses the perpetual inventory system, determine the gross profit for the month of may using the lifo cost method.

Heather has been an active participant in a defined benefit plan for 19 years. during her last 6 years of employment, heather earned $42,000, $48,000, $56,000, $80,000, $89,000, and $108,000, respectively (representing her highest-income years). calculate heather’s maximum allowable benefits from her qualified plan (assume that there are fewer than 100 participants). assume that heather’s average compensation for her three highest years is $199,700. calculate her maximum allowable benefits.