the mistake in the pattern is that :
b. the decimal point was moved one too many place values each time
the correct pattern could be made by :
b. moving the decimal point to the right the same numbers of place values as the exponents
3
step-by-step explanation:
divide 13.5 by 9 to get the scale factor. it equals 1.5
2 * 1.5 = 3
$3,200 x 7.25% = $3,200 x .0725 = $232 interest monthly
$232 monthly x 12 annual = $2, 784
yeah i know the problem you need. i am taking it right now. the answer is step 3
~mickey