Engineering Economics
If ‘S’ is the future capital accumulated in ‘n’ years at the rate of interest ‘I’ per annum, then present worth is:

None of these
S/(1 + i)n
S (1 + i)1/n
S (1 + i)n

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Engineering Economics
Which one of the following definitions is correct?

All of these
The ratio of earnings before interest and taxes for a particular reporting period to the amount of interest charges for the period is called interest coverage ratio
The ratio debt-to-total assets is called Debt-to-total assets ratio
The ratio of total debt to share holder's equity is called 'debt ratio'

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