9.
a) You put the scientific notation in expanded form, 671,000,000. From there just divide it by 60. 11,183,333.333 miles per minute.
b) Take the miles/minute rate and multiply it by 8.3; 92821666.6667 miles per 8.3 minutes.
Hope this helps :)
4260 is the answer
i dont know what you mean by simplified
There was a total of 17.5 quarts of blood that was collected.
Hope this helps! :-)