Question: please explain formula and answer clearlyandnbspnematodes round worms live in...

Please explain formula and answer clearly.

 

Nematodes (round worms) live in the soil in great abundance. A single female can lay 100,000 eggs in one day. How many eggs could potentially be laid in a day in 3 km² soil, with a density of female worms of 1.2 million worms per km². Give your answer in standard form.