Line b has a slope of -3/4. line c is perpendicular to line b. what is the slope of line c?

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers

The probability that an adult possesses a credit card is .70. a researcher selects two adults at random. by assuming the independence, the probability that the first adult possesses a credit card and the second adult does not possess a credit card is:

Which statement shows that 6.24 is a rational number? a. 6.24 = 6.242424 b. 6.24 = 6.24 c. 6.24 = 68⁄33 d. 6.24 = 66⁄25