30 Questions
What is the EAC for the series of five pumps?
$2497
What is the capitalized cost of the hydroelectric dam project?
$325.3M
What is the total depreciation claimed as an expense by the firm?
$335,717.50
Ilene can qualify for a $100,000 mortgage at 9% interest. What is her monthly payment without the extra 10% payment?
$822.68
Why did the state highway department decide to replace the bridge later instead of repairing it now?
Lower overall cost
What is the IRR for Ralph's investment in the Series E savings bond?
5.24%
How soon will Ilene's mortgage be paid off if she makes the extra 10% payment each month?
20.7 years
What is the implied interest rate for choosing to replace the bridge later rather than to repair it now?
24.6%
Should Golden Valley Manufacturing install the asynchronous conveyor with a 10% interest rate?
16.3%
How much will the compensation for loss of income be for the engineer's family?
$1,125,000
What was the engineer's salary at the time of their death?
$45,000
In what class is the qualified property purchased by the firm typically categorized?
7-year class
What is the salvage value of the equipment after three years?
P8,000
What is the company's rate of return on the money?
10%
What is the magnitude of the average acceleration of the car?
15 kph/s
What is the break-even point for the entrepreneur selling musically vibrating plants at $40 each?
$60
Which type of bulb has the longest lifespan among incandescent, fluorescent, and halogen bulbs?
Fluorescent bulb
What is the positive mean proportional between 5 and 20?
10
What is the work needed to pump all the water in a hemispherical tank to a height of 10.0 ft above the top of the tank?
870,000 ft lb
Where is the centroid of the area bounded by the parabola, x-axis, and the line x = 1?
3/4 ft
At what time do ship A and ship B cease to approach each other, and how far apart are they at that time?
1.28 hours and 19.2 miles
When 25 ft of rope is out, how fast is the boat approaching the dock if the rope is hauled in at a rate of 4 ft/sec?
-25/6 ft/s
In what direction must a motorboat move to go due east across a river flowing south at 125 ft/min, if its speed in still water is 475 ft/min?
N74°40’E, 458 ft/min
Given a plague occurs in a certain period, what is the probability that a famine will also occur during that period?
0.385
What is the probability of randomly selecting a person with a height between 155 cm and 173 cm from the group of 500 people?
0.68
If a random group of 10 people is selected from the total of 500, what is the expected number of people with heights less than 140 cm?
3
What is the probability that all five people in a random group have heights less than 165 cm?
0.86
What is the work done in pumping water to fill half of the hemispherical tank with radius 20 ft to its top?
3,445,934 ft-lb
What is the final velocity of a 240-kg box pushed by a man with a force of 130 N over a distance of 3.5 m on a frictionless surface?
-2.46 m/s
What is the magnitude of vector B = 4i + j - 3k?
$\sqrt{26}$
Test your knowledge of engineering economic analysis with this quiz covering topics such as calculating equivalent annual cost (EAC) and capitalized costs for projects with varying lifespans and interest rates.
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