Someone rides a bike at a constant speed. they go 30 miles in 2 hrs. What was their speed?

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?

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2