Solve the mixture problem.How many liters of a 10% alcohol solution must be mixed with 60 liters of a 60% solution to get a 20% solution?
A. 24 L
B. 30 L
C. 300 L
D. 240 L
Answer: D
Mathematics
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Solve.A 240-cubic foot mixture of rock is used for landscaping purposes. One type of rock costs $4.50 per cubic foot while another costs $3.60 per cubic foot. If the total value of the mixture is $1008, how many cubic feet of each type of rock are in the mixture?
What will be an ideal response?
Mathematics
Do not use a calculator. Find an exact value of s in the specified interval with the given circular function value.sin s = 
, 
A. 
B. 
C. 
D. 
Mathematics
Evaluate the expression.271/3
A. 9 B. 81 C. 243 D. 3
Mathematics
Find the exact value of sin(x + y) given that sec x = 3/2, csc y = 3, and x and y are in quadrant I.
What will be an ideal response?
Mathematics