Astack of books is 72 inches tall each book is 2 inches thick which expression tells us how many books are in the stack

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?

2/3(-6y+9x) expand each expression using the distributive property

During a wright loss challenge your friend goes from 125 pounds to 100 pounds.what was the percent weight loss