If the scale factor of a scale drawing is greater than one, the scale drawing is larger than the actual object

Which ratio is equivalent to 10: 85

If f(x) =3x-2 and g(x) =2x+1 fins (f+ g) (x)

Agraphic designer created a logo on eight and a half by 11 inch paper. in order to be placed on a business card, the logo needs to be one and 7/10 inches by 2 and 1/5 in. what is the scale factor of the dilation