Solve the problem.The owners of a candy store want to sell, for $6 per pound, a mixture of chocolate-covered raisins, which usually sells for $3 per pound, and chocolate-covered macadamia nuts, which usually sells for $8 per pound. They have a 
barrel of the raisins. How many pounds of the nuts should they mix with the barrel of raisins so that they hit their target value of $6 per pound for the mixture?
A. 80 lb
B. 75 lb
C. 70 lb
D. 65 lb
Answer: B
Mathematics
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The following question refers to a school district with three high schools. The total number of students in the district is 3000. The teachers within the district are apportioned to the high schools based on the schools' respective enrollments. The standard quota for each school is given in the following table.
Find the number of teachers in the school district.
A. 30 B. 10 C. 300 D. 100 E. none of these
Mathematics
Find the indicated term for the arithmetic sequence.a1 = 6, d = 
; a25
A. - 
B. 
C. - 22
D. 34
Mathematics
Use the properties of real numbers to simplify the expression.-7x - (-3x)
A. -4x B. -4 C. -7x D. 4x
Mathematics
Graph.f(x) =log9x
A. 
B. 
C. 
D. 
Mathematics