A recipe uses 250 mL of milk for every 300 g of flour. If you make a bigger batch using 600 g of flour, how much milk should you use?
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At the beginning of a call to the cable company, a message tells customers, "after you finish talking to our customer service representative, you will be asked to take a five-question survey about the level of service you recieved. it would be appreciated if you could stay on the line to answer the survey questions." what type of sampling is the cable company using?