In 816,148 6 is in the thousandth. 148 is closer to zero than 1000. it rounds down. so rounding to the closest thousandth gets 816,000.
Half of the total members are men. For every on women there is one man.
So if there was a total of 100 people in the library and the ratio of man to women was 1:1 there would be 50 women and 50 men.
10 miles=52800 feet (I know for sure)
