Question

Student loan debt in the United States grows approximately 9.8×10^3 dollars every hour. At this rate, how much debt occurs each week? Give answer in scientific notation.

Answer 1

1hr=0.0098 dollars
24hr=?
24 by 0.0098 =0.2352 dollars
:0.2352 by 7 days
=1.6464 dollars
:=1646.4 by 10 raised to the power - 3