Use a Venn Diagram and the given information to determine the number of elements in the indicated region.In a marketing survey involving 1,000 randomly chosen people, it is found that 660 use brand P, 440 use brand Q, and 220 use both brands. How many people in the survey use brand P and not brand Q?
Fill in the blank(s) with the appropriate word(s).
440
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Multiply.(-9x3)(2x6)(8x4)
A. 144x72 B. -144x13 C. 144x13 D. -144x72
Solve the problem.An election involving 6 candidates and 20 voters is held and the results of the election are to be determined using the Borda count method. Assuming there isn't a six-way tie, the maximum number of points a losing candidate can receive is
A. 60 points. B. 30 points. C. 70 points. D. 20 points. E. none of these
In a survey it was determined that the demand equation for VCRs is given by
?
?
The demand equation for blank VCR tapes is given by
?
?
where p and q denote the unit prices, respectively, and x and y denote the number of VCRs and the number of blank VCR tapes demanded each week. Determine whether these two products are substitute, complementary, or neither.
?
A. complementary
B. neither
C. substitute
Solve the problem.x represents the number of cassette tapes sold at $8.75 per tape, and y represents the total cost of the cassette tapes. After writing an equation for this situation, what is the total cost of 14 cassettes?
A. $122.5 B. $0.63 C. $61.25 D. $245