Engineering Economics
If ‘P’ is principal amount, ‘i’ is the rate of interest and ‘n’ is the number of periods in years, then the interest factor is:

None of these
ni
(1 + ni)
(ni - 1)

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Engineering Economics
A leading shoe manufacturer produces a pair of Lebron James signature shoes at a labor cost of P 900.00 a pair and a material cost of P 800.00 a pair. The fixed charges on the business are P 5,000,000 a month and the variable costs are P 400.00 a pair. Royalty to Lebron James is P 1,000 per pair of shoes sold. If the shoes sell at P 5,000 a pair, how many pairs must be produced each month for the manufacturer to break-even?

2890
2.59
2712
2632

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Engineering Economics
Using factor method, the depletion at any given year is equal to:

Initial cost of property divided by the total units in property
Initial cost of property times number of units sold during the year
Initial cost of property times number of unit sold during the year divided by the total units in property
Initial cost of property divided by the number of units sold during the year

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