Pls help, need major help with the second question // 25 points

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?

When only separate discreet points are graphed it is called?

The vet charges $45 for an office visit and $10 for each vaccination your dog needs. write an eaquation