Solve the problem.A gas station sells 4820 gallons of regular unleaded gasoline on a day when they charge $4.35 per gallon, whereas they sell 3949 gallons on a day that they charge $4.40 per gallon. Find a linear function that expresses gallons sold as a function of price.
A. y = -17,420x + 80,575.2
B. y = -17,420x + 80,580.8
C. y = -17,420x + 80,613
D. y = -17,420x + 80,597
Answer: D
Mathematics
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A. 2?
B. - 
C. ?
D. 
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Solve the problem.The gravitational attraction A between two masses varies inversely as the square of the distance between them. The force of attraction is 2.25 lb when the masses are 4 ft apart, what is the attraction when the masses are 6 ft apart?
A. 3 lb B. 1 lb C. 2 lb D. 4 lb
Mathematics
Divide. Write the answer in lowest terms and as a whole or mixed number where possible.35 ÷ 
A. 
B. 49
C. 7
D. 25
Mathematics
Find the slope of the line containing the two given points.(-9, -6) and (-9, -3)
A. Undefined
B. 
C. 
D. 3
Mathematics