farmer zulu has a field that's 40 feet long and 15 feet wide. if he wanted to cover the entire field with fertilizer, the number of square yards of fertilizer that he'll need is closest to

To solve this problem you need to find the area of the field. The area can be represented by the equation A=lw, where A is area, l is length, and w is width.

In this question, l=40 and w=15. All that's left to do is multiply.

40x15=600

The answer is 600 square feet.