Help me please I need to do this by today

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

Write a fraction less than 1, which has a denominator of 6 and is greater than 3/4 plz answer !

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