A tax consultant takes 2 1/3 hours to prepare a person tax return and 5 7/9 hours to prepare a small business return. How much longer does it take him to prepare the small business return?

Three coins are flipped. what is the probability that there will be at least two tails?

In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.

Using inductive reasoning, what are the next two number in this set? 2,3/2,4/3,5/4,