Answer:
642
Step-by-step explanation:
area equals LxW
divide 24396/38
answer 642
642x38= 24396
10,500 mosquitos because 1,000•10hr=10,000 then half of a thousand is 500 so it's that
If you want the intersect of M and N, then:
M∩N = {4,7} (common part in M AND N)
The answer is plus 4 because a positive plus a negative is a negative