el precio de la mochila que compró Juan e 18,500 una tienda la ofreció en 2 centenas más qué precio tenía ​

18,502 no se no entendi muy bien

Step-by-step explanation:

a is the correct

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