8:32 simplyfies to 1:4 .....there is your answer 1:4
Half of 38 is 19 so in one hour he can clean 19 windows. Then in 7 hours he can clean 133 windows. please rate me the brainiest!<span />
22. P(n > 3) = P(4)+P(5) = (4+5)/30 = 9/30 = 3/10
23. The game isn't fair because there as many even numbers as there are odd numbers on a die. You get double the points he gets at the same chance!
