What is the product of the square root of 30 time the square root of 10

The table shows the balance of a money market account over time. write a function that represents the balance y (in dollars) after t years.

Find the equation of the line with slope =8 and passing through (6,53) write your equation in the form y=mx+b

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