q2 is priority but if you can answer both that'd be great :)

Determine which delivery alternative would be most economical for 110 boxes of parts. Each box costs $391 and the annual holding cost is 32% of the cost. Assume 365 days per year. Overnight delivery option costs $304 , and eight-day delivery option costs $78. a. The eight-day option is at least $37 cheaper than overnight b. The overnight option is at least $37 cheaper than eight-day c. The overnight option is at least $74 cheaper than eight-day d. The eight-day option is at least $74 cheaper than overnight Clear my choice Auto parts arrive at the paint shop at the rate of 18 per minute(Poisson). Each server can paint 196.7 parts per hour(Poisson). Compute the minimum number of servers required in this system(steady state) a. 2 b. 5 c. 3 d. 6 e. 1