Anormal distribution has a mean of 50 and a standard deviation of 5 what percentage lies betwen 40 and 60

If m 17 27 90 63 ** picture is attached

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

8.74 rounded to the nearest whole number