Helpp ill mark u as Brain list

Find the sum of the measure of the interior angles of a polygon of 9 sides ; of 32 sides

Yoku is putting on sunscreen. he uses 2\text{ ml}2 ml to cover 50\text{ cm}^250 cm 2 of his skin. he wants to know how many milliliters of sunscreen (c)(c) he needs to cover 325\text{ cm}^2325 cm 2 of his skin. how many milliliters of sunscreen does yoku need to cover 325 \text{ cm}^2325 cm 2 of his skin?

The ratio of men to women working for a company is 4 to 5 . if there are 90 women working for the company, what is the total number of employees?