Pipe a is a inlet pipe filling the tank at 8000l/hr and pipe b is the outlet pipe which empties the tank in 3 hours. the capacity of the tank is

Plz i beg u asap ! what is the equation of this graphed line? enter your answer in slope-intercept form in the box.

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?