A scale drawing of a building is 20 cm long and 35 cm wide if the actual building is 90 feet long how wides is the building and what is the scale

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