Amy and Rose both compete in a race. Amy takes 42.8 seconds to finish, and Rose finishes in 49.2 seconds? How many seconds faster was Amy than Rose

What is the solution to the equation in the & show work i’m very

The wheels of a bicycle have a diameter of 70cm. how many meters will the bicycle travel if each wheel makes 50 revolutions

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.