Kwesi is putting on sunscreen. He uses 3 ml to cover 45cm^2 of his skin. He wants to know how many milliliters of sunscreen (g) he needs to cover 240cm^2 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 240cm^2 of his skin?

Volume of a cylinder with a radius of 13 in and height of 30 in

Isuck at math ; ^; m a student solved this problem and said the answer is 3 feet. chase had a roll of ribbon that contained 7 7/8  feet of ribbon. he cut off one piece that was 3 5/8  feet long and another piece that was 1 1/4  feet from the roll. how much ribbon was left on the roll? is the student's answer reasonable? yes, the answer is reasonable. no, the answer is not reasonable. it should be about 2 feet. no, the answer is not reasonable. it should be about 13 feet. no, the answer is not reasonable. it should be about 4 feet.

What is the value of the expression i 0 × i 1 × i 2 × i 3 × i 4? 1 –1 i –i