For each handmade greeting card jacqui sells, she makes a profit of $0.35. in one week, she made a profit of $42. she sells the cards for $0.75 each. about how many greeting cards did jacqui sell that week? about how much did she earn before paying expenses?

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.

In which direction does the left side of the graph of this function point? f(x) = 3x3 - x2 + 4x - 2

We have 339 ounces of jam to be divided up equally for 12 people how muny ounces will each person get