Question

Three pounds of lawn seed covers 1800 square feet. How many 4 pound bags are needed to cover 8400 square feet?

Answer 1

1800/3 = 600

based on this we know that every pound covers 600 square feet

8400/600 = 14

14/4 = 3.5 (round up) so it would become 4.

Explanation:

Answer 2

1800/3 = 600
based on this we know that every pound covers 600 square feet
8400/600 = 14
14/4 = 3.5 (round up) so it would become 4.