Determine the Interest on the Following Notes

question 157

Essay

Determine the interest on the following notes:
(a) $2000 at 6% for 90 days.
(b) $900 at 9% for 5 months.
(c) $3000 at 8% for 60 days
(d) $1600 at 7% for 6 months

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Definitions:

Square Root

The value that, when multiplied by itself, yields the original number; it is denoted as \(\sqrt{x}\) for a number \(x\).

Logarithm

The power to which a base, often 10 or e, must be raised to produce a given number.

Logarithm

The exponent or power to which a base must be raised to yield a given number.

Inverse Function

A function that undoes the action of the another function, such that if the original function applied to an input gives an output, the inverse function applied to that output returns the original input.