Write the word sentence as an equation. Then solve the equation. The quotient of a number and -1.5 is 21

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?

Is the square root of 4 plus the square root of 16 rational?

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?