Noah and kate's are shopping for new guitar strings in a music store noah buys two packs of strings kate buys two packs of strings and a music book the book cost $16 and the total cost is $72 how much is one pack of strings

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?

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.

Asmall book publisher knows that 26 books weigh 41 lbs. how much do 40 books weigh?