A Python program that calculates how many seconds in a week

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

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b

3.4a=57.8 what is the the value of a