A. Sinus bradycardia a. often occurs naturally. b. is considered abnormal in athletes. c. is often seen in Wolff–Parkinson–White syndrome. d. is caused by increased sympathetic stimulation. B. Characteristics….
What is the optimum number of dryers and washers?
The following data is for a company that produces washers and dryers.
• Dryers retail for $198 and contribute $15 to profit.
• Washers retail for $499.95 and contribute $45 for profit.
• The washer blade is limited in production capacity to 50 blades, while all other
components have no limits.
• Chassis assembly requires 6 person-hours for each dryer set and 18 personhours
for each washer. The plant employs 225 workers for an 8-hour shift to
perform chassis assembly operations.
• A dryer requires 1 person-hour on the assembly line, a washer set
1.6 person-hours. There are 30 people on a single 8-hour shift assigned to
• Final inspection requires 0.5 person-hour for a dryer and 2.0 person-hours for
washer. The plant employs 20 full-time inspectors and one part-time employee
for 2 hours per day.
a. Write a linear programming model.
b. What is the optimum number of dryers and washers?
c. Calculate the maximum profit.
d. The linear programming and break-even approaches are used to find the
selling price for both the dryer and washer, based on $10,000 fixed cost
for both dryer and washer with a variable cost of $160 for the dryer and
$330 for the washer. Determine how many days will be required until the
company starts making a profit for the washers and the dryers. Use $198
and $500 as selling prices for the dryer and the washer, respectively.