Picoplankton can be as small as 0.2 centimeter.
microplankton are about 100 times as large as picoplankton.
how large is a microplankton that is 100 times the size of the
smallest picoplankton? write your answer in scientific notation.

The total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?