The manager of a major retail store has taken a random sample of 25 customers. the average sale was $52.50. the population standard deviation is known to be $6.10. the manager would like to determine whether or not the mean sales by all customers are significantly more than $50. what is the p-value for the test?
a. 05
b. 02
c. 2.50

Name the most appropriate metric unit for each measurement like a length of an carrot

Two numbers have a sum of -19. one number is x. what expression represents the other number?

Efficient homemakers ltd. makes canvas wallets and leather wallets as part of a money-making project. for the canvas wallets, they need two yards of canvas and two yards of leather. for the leather wallets, they need four yards of leather and three yards of canvas. their production unit has purchased 44 yards of leather and 40 yards of canvas. let x be the number of leather wallets and y be the number of canvas wallets. draw the graph showing the feasible region to represent the number of the leather and canvas wallets that can be produced.