1) the mean of eight numbers is 75. if the mean of three of the numbers is 60, find the mean of the remaining five numbers

2) the mean of set of ninety numbers is 47. one third of the numbers are increased by six. what is the mean of the new set?

3) a fiity- foot watering hose has a 1 inch inside diameter. to the nearest hundredth how many cubic inches of water can the hose hold? use 3.14 for pi

Questions 9-10. use the table of educational expenditures to answer the questions. k-12 education expenditures population indiana $9.97 billion 6.6 million illinois $28.54 billion 12.9 million kentucky $6.58 billion 4.4 million michigan $16.85 billion 9.9 million ohio $20.23 billion 11.6million 9. if the amount of k-12 education expenses in indiana were proportional to those in ohio, what would have been the expected value of k-12 expenditures in indiana? (give the answer in billions rounded to the nearest hundredth) 10. use the value of k-12 education expenditures in michigan as a proportion of the population in michigan to estimate what the value of k-12 education expenses would be in illinois. a) find the expected value of k-12 expenditures in illinois if illinois were proportional to michigan. (give the answer in billions rounded to the nearest hundredth) b) how does this compare to the actual value for k-12 expenditures in illinois? (lower, higher, same? )