If 11 bubbles form at 30 seconds, what is the rate of bubble formation (bubbles/

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

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол

Convert the mixed numbers into improper fractions. convert the improper fraction to mixed numbers.