If shoes are $80.00 but marked up 37.5%, what was the retail price?

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

Can some one explain this i got sent this. is this a threat i’m scared

Sum of the interior angles of a pentagon