Apalm reader gets paid $80 for each palm she reads, and her goal is to earn $2240 reading palms this month. if she has already read 4 palms this month, how many more palms must she read in order to reach her goal? a.24 b.28 c.20 d.32

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