Find m∠XYW and m∠WYZ m

Name the most appropriate metric unit for each measurement

10% of 1,900,000. show me how you got the answer

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