in a survey of 2700 people who owned a certain type of car, 675 said they would buy that type of car again. What percent of the
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For this case we have the following functions:
Equalizing we have:
To solve we factorize, that is, we look for two numbers that when multiplied give a result of 4 and when added together give a result of -4. These numbers are -2 and -2.
Thus, we have:
So, the solution is
Answer: