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:

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

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Engineering Economics
In a cash flow series:

Either an increase or decrease in the amount of a cash flow is called the gradient
All of these
The gradient in the cash flow may be positive or negative
Uniform gradient signifies that an income or disbursement changes by the same amount in each interest period

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Engineering Economics
Perfect monopoly exists only if:

the single vendor can prevent the entry of all other vendors in the market
the single vendor gets the absolute franchise of the product
the single vendor is the only one who has the permit to sell
the single vendor is the only one who has the knowledge of the product

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Engineering Economics
Which is true about partnership?

It has a perpetual life.
It can be handed down from one generation of partners to another.
Its capitalization must be equal for each partner.
It will be dissolved if one of the partners ceases to be connected with the partnership.

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