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

Aroulette wheel has 38 slots in which the ball can land. two of the slots are green, 18 are red, and 18 are black. the ball is equally likely to land in any slot. the roulette wheel is going to be spun twice, and the outcomes of the two spins are independent.the probability that it lands one time on red and another time on black in any order is(a) 0.5 (b) 0.25 (c) 0.4488 (d) 0.2244