Madrid Co. has a direct labor standard of 4 hours per unit of output. Each employee has a standard wage rate of $11.50 per hour. During February, Madrid Co. paid $100,000 to employees for 9,160 hours worked. 2,450 units were produced during February. What is the direct labor efficiency variance

Qwest airlines has implemented a program to recycle all plastic drink cups used on their aircraft. their goal is to generate $7 million by the end of the recycle program's five-year life. each recycled cup can be sold for $0.005 (1/2 cent). a. how many cups must be recycled annually to meet this goal? assume uniform annual plastic cup usage and a 0% interest rate. b. repeat part (a) when the annual interest rate is 12%. c. why is the answer to part (b) less than the answer to part (a)?