The area of the continent of north america is about 9,540,000square miles. write 9,540,000 in expanded form using exponents to show powers of 10

Which is an accurate comparison of the two data sets? the commute to work is typically shorter and more consistent than the commute home. the commute to work is typically shorter but less consistent than the commute home. the commute to work is typically longer and less consistent than the commute home. the commute to work is typically longer but more consistent than the commute home.