Solve.A 12% salt solution is mixed with an 18% salt solution to obtain five liters of a 15% salt solution. How many liters of each solution must be added?
What will be an ideal response?
2.5 liters of 12% solution
2.5 liters of 18% solution
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For the function f whose graph is given, determine the limit.Find
f(x).
A. 1.3 B. 4 C. 5 D. -1
Solve the problem.Mr. Larsen's third grade class has 22 students, 12 girls and 10 boys. Two students must be selected at random to be in the fall play. What is the probability that no boys will be chosen? Order is not important.
A. 
B. 
C. 
D. 
Find the limit and determine if the function is continuous at the point being approached.
cos 
A. Does not exist; no B. 1; no C. Does not exist; yes D. 1; yes
Solve the problem.Write an expression in simplest form that represents the area of the parallelogram. Then use the expression to find the area of the parallelogram if n is 34.
A. 4n + 28; 164 B. n2 + 14n; 1632 C. n2 + n; 1190 D. 2n + 14; 82