Sin 7A - sin A / (sin 8A + sin 2A)

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?

What is the approximate difference in tenths between √12 and √15?

Order 1100000, 314000, 965000, 1890000, from least to greatest.