mean , midrange . I need to learn calculate mode , mean

Find the (a) mean, (b) median, (c) mode, and (d) midrange for the data and then Listed below are the highest amounts of net worth (in millions of dollars) of all cele 245 200 195 190 185 185 175 175 175 175 a. Find the mean. The mean is $ 190 million. (Type an integer or a decimal rounded to one decimal place as needed.)