many of the pesticides for citrus trees are toxic to fish. when the Citrus Groves on a large farm or treated with pesticides hig
h winds deposited 1000 gallons of pesticides into a lake stocked with fish. To ensure survival of the fish 95% of the pesticides must be removed from the lake within 96 hours of contamination. There are two methods of removal: method A: the chemical Engineers have proposed adding a chemical reagent to the pond to neutralize the pesticide. This chemical reagent removes the pesticide at a rate of 11 gallons per hour. method B: the mechanical engineers have proposed fitting the pond with a filtration system. This system removes 4% of the remaining pesticides each hour. which method would you recommend to save the fish?
1 answer:
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Answer:
(a d)/(bc)
Step-by-step explanation:
a/b ÷ c/d
Copy dot flip
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ad / bc
Answer:
43,680
Step-by-step explanation:
4 in below let him go
5 and above bump him up
8>5 so we bump him up
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