Which pair of ratios is proportional? a 6/21 and 2/24 b25/100 and 50/150 c 18/24 and6/12 d 7/14 and 20/40

The marriott family bought a new apartment three years ago for $65,000. the apartment is now worth $86,515. assuming a steady rate of growth, what was the yearly rate of appreciation? what is the percent of the yearly rate of appreciation?

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

What are the domain and range of the function f(x)=2^x+1