One study found that one star's worth of improvement on Yelp leads on average to an increase of between 5 and 9 percent in revenue. For a restaurant with revenue of $500,000, how much is a one star improvement worth (in additional revenue) if you use the middle of the range, 7%?

To prove that def ~ gfh by the sss similarity theorem using the information provided in the diagram, it would be enough additional information to know that

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed

What are the coordinates of the midpoint of ab? ,1/2) /2,-1) ,-3/2) /2,-2)