During a period of extreme cold, the average daily temperature dropped decreased by 11/2°Feach day. How many days did it take fo
2 answers:
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Answer: There are 9 T.V. and 29 radio ads.
Step-by-step explanation:
Since we have given that
Total amount spend on TV and radio = $41,500
Total number of voters using the allocated funds = 148,000
Let the number of TV be 'x'.
Let the number of radio ads be 'y'.
Cost of each TV = $3000
Cost of each radio ads = $500
Number of voters see T.V. = 10,000
Number of voters use radio = 2000
So, According to question, it becomes,
Using the graphing method, we get that
These two lines are intersect at (9,29).
Hence, there are 9 T.V. and 29 radio ads.
