Kwesi is putting on sunscreen. He uses 3\text{ ml}3 ml3, start text, space, m, l, end text to cover 45 \text{ cm}^245 cm 2
45, start a text, space, c, m, end text, squared of his skin. He wants to know how many milliliters of sunscreen (g)(g)left parenthesis, g, right parenthesis he needs to cover 240\text{ cm}^2240 cm
2
240, start a text, space, c, m, end text, squared of his skin. He assumes the relationship between milliliters of sunscreen and area is proportional.
How many milliliters of sunscreen does Kwesi need to cover 240 \ texts { cm}^2240 cm
2
240, start a text, space, c, m, end text, squared of his skin?