A set of weights includes a 4 lb barbell and 6 pairs of weight plates. Each pair of plates weighs 20 lbs. If x pairs of plates are added to the barbell, the total weight of
the barbell and plates in pounds can be represented by f(x)=20x+4.
What is the domain of the function for this situation?

Dean and karlene get paid to write songs. dean is paid a one-time fee of $20 plus $80 per day. karlene is paid a one-time fee of $25 plus $100 per day. write an expression to represent how much a producer will pay to hire both to work the same number of days on a song.

How can (square root of 25) ^2 be rewritten?

Amajor grocery store chain is trying to cut down on waste. currently, they get peaches from two different distributors, whole fruits and green grocer. out of a two large shipments, the manager randomly selects items from both suppliers and counts the number of items that are not sell-able due to bruising, disease or other problems. she then makes a confidence interval. is there a significant difference in the quality of the peaches between the two distributors? 95% ci for pw-pg: (0.064, 0.156)