Suppose a certain type of deciduous tree releases 7500 leaves on average each fall. If the average mass of

each leaf is 1.7 g and a 135 000 acre forest has 206 of these trees per acre, how many kilograms of leaves are
dropped on the forest floor each fall? Express the answer in scientific notation and with the correct number of
significant digits.

2 answers

I don't know where to start.
3.5x1000^8