URGENT The length of a rectangle is 5 inches longer than twice
the width, and the area is 12 inches squared. Let I
represent the length and w represent the width. Which of
the following equations correctly models the situation?

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

For problems 29 - 31 the graph of a quadratic function y=ax^2 + bx + c is shown. tell whether the discriminant of ax^2 + bx + c = 0 is positive, negative, or zero.

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?