Paul withdrew $17.25 from his savings account every week for 3 weeks. Which expression is the best choice to help him determine the total amount of money he withdrew a. (3)(−17.25) = −51.75; he withdrew $51.75

B. (−3)(17.25) = −51.75; he withdrew $51.75

c. (3)(17.25) = 51.75; he withdrew $51.75

D. (−3)(−17.25) = 51.75; he withdrew $51.75​

Create a graph for the demand for starfish using the following data table: quantity/price of starfish quantity (x axis) of starfish in dozens price (y axis) of starfish per dozen 0 8 2 6 3 5 5 2 7 1 9 0 is the relationship between the price of starfish and the quantity demanded inverse or direct? why? how many dozens of starfish are demanded at a price of five? calculate the slope of the line between the prices of 6 (quantity of 2) and 1 (quantity of 7) per dozen. describe the line when there is a direct relationship between price and quantity.

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The coverage of a base station of a telecommunication company forms a disk with a radius of (kilometers). let be the distance of a cellphone from a base station. assume that the location of cellphones in use are randomly uniformly distributed within the disk. calculate the mean and variance for the random variable.