A Industries produces flash drives for computers, which it sells for $20 each. Each flash drive costs $12 of variable costs to make. During April, 1,000 drives were sold. Fixed Costs for March were $2 per unit for a total of $1,000 for the month. How much is the contribution margin ratio?

Acircular hot tub located near the middle of a rectangular patio has a diameter of 48 inches. the patio measures 11 feet by 6 feet. what is the area of the patio that is not covered by the hot tub?

The average number of vehicles waiting in line to enter a parking lot can be modeled by the function f left parenthesis x right x squared over 2 left parenthesis 1 minus x right parenthesis endfraction , where x is a number between 0 and 1 known as the traffic intensity. find the rate of change of the number of vehicles waiting with respect to the traffic intensity for the intensities (a) xequals0.3 and (b) xequals0.6.

Find the number of liters in 12.8 gal of gasoline. round to the nearest hundredths