the fuel for chainsaw is a mix of oil and gasoline the label says to mix 3 oz of oil with 5 gallons of gasoline how much oil would you use if 120 gallons of gasoline

Asurvey of 45 teens found that they spent an average of 25.6 hours per week in front of a screen (television, computer, tablet, phone, based on the survey’s sample mean, which value could be the population mean? 2.3 hours 27.4 hours 75.3 hours 41.5 hours