Activity 7-8 is directly preceded by two activitiesactivity 5-7 and activity 6-7. activity 5-7 has an expected time of five and an es time of six. activity 6-7 has an expected time of seven and an es time of seven. activity 7-8 has an expected time of 10. the es for activity 7-8 is: a) 11b) 14c) 21d) 24e) 25

Zeta corporation is a manufacturer of sports caps, which require soft fabric. the standards for each cap allow 2.00 yards of soft fabric, at a cost of $2.00 per yard. during the month of january, the company purchased 25,000 yards of soft fabric at $2.10 per yard, to produce 12,000 caps. what is zeta corporation's materials price variance for the month of january?

Which of the following best explains how trade enables greater specialization among producers? a. trade diversifies the market by bringing specialized goods from around the world. b. trade requires distribution networks and adds one more step to the production process. c. trade enables producers to open up new markets for their goods and services. d. trade allows people to focus on one kind of production and trade for their other needs.

David consumes two things: gasoline (q 1) and bread (q 2). david's utility function is u(q 1, q 2)equals70q 1 superscript 0.5 baseline q 2 superscript 0.5. let the price of gasoline be p 1, the price of bread be p 2, and income be y. derive david's demand curve for gasoline. david's demand for gasoline is q 1equals nothing. (properly format your expression using the tools in the palette. hover over tools to see keyboard shortcuts. e. g., a subscript can be created with the _ character.)