Ernesto received a raise in his hourly pay, from $20.65 to $23.55. find the percent change round to the nearest tenth of a percent

What is the quotient of m^6/5 ÷ 5/m^2? assume m does not equal pl

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.

How do newtons third law of motion demonstrates on a rollar coster