Amy can paint a room in 12 hours. alicia can paint the same room in 16 hours. how long does it take for both amy and alicia to paint the room if they are working together? write an equation that using the variable t to represent the time it takes to paint the room together that can be used to solve the problem.

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?

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.

Given right triangle abc, what is the value of tan(a)?