Solve.The width of a rectangle is 6 kilometers less than twice its length. If its area is 108 square kilometers, find the dimensions of the rectangle.
A. width = 9 km, length = 12 km
B. length = 6 km, width = 6 km
C. length = 3 km, width = 36 km
D. length = 9 km, width = 12 km
Answer: D
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Provide an appropriate response.When using the counting rules to count the number of possible outcomes, the permutation formula can be used in which of the following situations?
A. When repetitions are allowed and the order of arrangement is important B. When repetitions are allowed and the order of arrangement is unimportant C. When repetitions are not allowed and the order of arrangement is important D. When repetitions are not allowed and the order of arrangement is unimportant
Solve the problem.The demand for a certain product is given by p + 8q = 297, and the supply is given by 
where p is the price in dollars and q is the quantity demanded or supplied at price p. Find the price at which the quantity demanded equals the quantity supplied.
A. $116 B. $115 C. $110 D. $113
Find the complement of 82°22'
(a) 97°38' (b) 7°78' (c) 97°32' (d) 7°38'
Find the missing angle in the triangle.Two angles are 45° and 108°.
A. 27° B. 153° C. 63° D. 207°