Paul , nadia and jim have some stickers. nadia has 3 times as many stickers as jim. paul has 25 stickers more that nadia. paul and nadia together have 85 stickers more than jim. how many stickers does jim have?

{3 + i, 3 - i, 3, -1}

step-by-step explanation:

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