Solve the application and answer with a complete sentence.Ray has 90 square foot of oak flooring to put on the floor of his office. If he uses all of the flooring and the floor's width is 10 feet, what is the length of the floor?
A. The length of the floor is 9 feet.
B. The length of the floor is 70 feet.
C. The length of the floor is 10 feet.
D. The length of the floor is 80 feet.
Answer: A
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Solve. Write your answer in simplest form.In a three-point shooting contest, a basketball player attempted 20 shots and made 11 of them. What fraction of his shots did the player make?
A. 
B. 
C. 
D. 
Solve the problem.A hockey team in one game scored on 25% of the total number of shots on its opponent's goalie. If the team scored a total of 4 goals, then how many shots did they direct at the opponent's goalie?
A. 24 B. 16 C. 8 D. 32
Find the sum of the arithmetic sequence.{-6n + 3}, n = 50
A. -7500 B. -7350 C. -7200 D. -7375
Assume that the demand function for tuna in a small coastal town is given by 
where p is the price (in dollars) per pound of tuna and q is the number of pounds of tuna that can be sold at the price p in 1 month. Calculate the price that the town's fishery should charge for tuna in order to produce a demand of 625 pounds of tuna per month.
?
A. $1 B. $2 C. $1,200 D. $800 E. $32