In a particular factory, the ambient noise has a loudness of 100 db. if prolonged exposure to a loudness of 85 db can cause permanent damage, how much more intense is the factory than the damage threshold?

Ineed i been stuck on this question since yesterday

Agrid shows the positions of a subway stop and your house. the subway stop is located at (-5,2) and your house is located at (-9,9). what is the distance, to the nearest unit, between your house and the subway stop?

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is