what was the interest rate on an account that took 18 years to double if the interest rate was compounded continuously and no deposits or withdrawals were made during the 18 year period?

14

step-by-step explanation:

14 x 3 = 42

option a is correct.

step-by-step explanation:

scale factor: it is used to find proportional measurements.

proportions means having the same ratio.

scale factor is the ratio of the model measurement to the actual measurement in a simplest form.

or we can say that the ratio of any two corresponding lengths in two similar geometric figures

if the scale factor is more than 1, then it is an enlargement,

if the scale factor less than 1, then it is a reduction.

given the two geometric figure:

by definition of proportions, we have

loloo

step-by-step explanation:

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