Which proportion can be used to solve the following problem? It takes Mark 20 minutes to type and spell-check 14 pages of a manuscript. Find how many pages he can type and spell check-in 5.5 hours.

HINT: Watch out for inconsistent units of measure!
A. 20/14 = 330/x
B. 14/20 =5.5/x
C. 20/14 = 5.5/x
D. 330/14 = 20/x

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.

In a rectangle klmn, km = 6x + 16 and ln = 49. find the value of x

Last month, leonhard euler's watch kiosk at the mall had total sales of $9,489. merchandise totaling $225 was returned. the goods that were sold cost leonhard euler's $5,481. operating expenses for the moth were $992. what was the gross profit on sales?