A dummy activity is used to show a precedence relationship, but it does not represent a:
A) relationship between activities.
B) change in relationship.
C) real activity.
D) passage of time.
Answer: D
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In calculating the time–cost trade-off combinations for a project’s crash options, the slope for each activity is given by ______.
A. the ratio of the (crash cost less normal cost) to (normal time less crash time) B. the ratio of the (normal time less crash time) to (crash cost less normal cost) C. the product of the (crash cost less normal cost) and (normal time less crash time) D. the sum of (crash cost less normal cost) and (normal time less crash time)
Identify the preposition in this sentence: Jack left the book in the car
a. left b. the c. in
The standard deviation of the critical path is computed by summing the standard deviations of the activities
Indicate whether the statement is true or false
PQR Manufacturing Corporation has $1,500,000 in debt outstanding. The company's before-tax cost of debt is 10%. Sales for the year totaled $3,500,000 and variable costs were 60% of sales. Net income was equal to $600,000 and the company's tax rate was 30%. If PQR's degree of total leverage is equal to 1.30, what is its degree of operating leverage? Donotroundintermediatecalculations.
A. 0.8962 B. 1.2281 C. 1.0179 D. 1.3719 E. 1.1064