Carry the answer to two decimal places. An electrician receives $787.50 for a 35-hour week. What is his rate of pay per hour?

Fill in the blank(s) with the appropriate word(s).


$22.50

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What is the title of the drawing?

Review drawing number 523879C0A and then answer the question.

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Explain why OSB (oriented strand board) is used instead of plywood

What will be an ideal response?

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A piston-cylinder device initially contains 100 moles of an ideal gas at T = 353.15 K and P = 0.1 MPa. The ideal gas has CP* = (7/2)R. Heat is added and the gas expands isobarically until its volume is twice its initial volume. How much heat was added?

A. -561. kJ B. 1 MJ C. 233. kJ D. 2 MJ E. Insufficient information to solve

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You wish to evaluate four independent projects that all have a 10-year life at MARR = 15% per year. Preliminary estimates for first cost, annual net income, and SV have been made.


(a) Accept or reject each project using a present worth analysis. On your spreadsheet, include the logical IF function to make the accept/reject decision.
(b) The preliminary estimates have changed for projects A and B as shown below. Use the same spreadsheet to reevaluate them.

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