Which reason best describes why you can divide any number by 1,000 by moving the decimal point three places to the left

Anyone know these questions? i need ,.

The function f(x)= -(x+5)(x+1) is down. what is the range of the function?

You are a male who just graduated from college with a bachelor's degree. you have a job paying $50,780.00/yr. a. how does your salary compare to the yearly median earnings for a male with a bachelor's degree? b. what is the difference between the yearly median earnings for a male with a bachelor's degree compared to a male who does not attend college after earning a high school diploma?