Let a and b be any two events defined on the sample space s. suppose that p(a) = 0.4, p(b) = 0.5, and p(a∩b) = 0.1. what is the probability that a or b but not both occur? a. 0.9 b. 0.8

What is the value of x in the equation 2(x-4) = 4(2x + 1)?

Point r divides in the ratio 1 : 5. if the coordinates of e and f are (4, 8) and (11, 4), respectively, what are the coordinates of r to two decimal places?

Which problem would you use the following proportion to solve for? 24/x = 40/100 a. what is 40% of 24? b. what percent is 24 of 40? c. twenty-four is 40% of what number? d. forty percent of 24 is what number?