Solve the problem.How many liters of 80% hydrochloric acid must be mixed with 40% hydrochloric acid to get 15 liters of 65% hydrochloric acid? Write your answer rounded to three decimals.
A. 3.125 L
B. 9.375 L
C. 4.688 L
D. 8 L
Answer: B
Mathematics
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(ln x)4/x
A. 4 B. 1 C. e4 D. 0
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Solve.The area of a rectangular rug is 112 square feet and its perimeter is 44 feet. Find the dimensions of the rug.
A. 9 yd by 14 yd B. 8 yd by 14 yd C. 9 yd by 13 yd D. 8 yd by 13 yd
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Choose the graph that matches the equation.x2 = 13y
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B. 
C. 
D. 
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