for this case we must find a reasonable estimate, in scientific notation, for a wavelength given by:
if we roll the decimal seven spaces to the right we have:
the exponent is negative.
the expression can be written as:
you have to multiply it by 12
average commission = $385.50
commission is calculated by multiplying the sales price by the decimal equivalent of the percentage. to convert a percentage to a decimal, we can divide by 100, or move the decimal point two places to the left:
1.5 = .015 or
since the average car sold at the dealship is $25,700, we can multiply this sales price by 0.015 to get the amount of commission made on average:
25,700 x 0.015 = $385.50.