A farmer has developed a new type of fertilizer. This new fertilizer costs 20 percent more to produce than the old
fertilizer but has better results: The same land now produces
25 percent more crops each year.
Which statement best describes one way the farm will be
affected by using this new fertilizer?
O A. The farm's marginal cost for fertilizer will increase.
O B. The farm's marginal cost for fertilizer will decrease.
O C. The farm's opportunity cost for using fertilizer will
increase.
D. The farm's opportunity cost for using fertilizer will
decrease.

Ineeeeed this is due tomorrow and i dont know the answer can you find all the exponents

Using only the digits 5, 6, 7, 8, how many different three digit numbers can be formed if no digit is repeated in a number?

Which scenarios are most effectively explored by conducting an experiment? there is more than one correct answer. select all that apply. researchers want to study the effectiveness of a particular drug for treating migraines. they want to know which dosage of the drug yields the best results with the least side effects. to ensure fair results, the researchers want to ensure that participants and dosage administrators do not know which dosage participants receive. a teacher wants to plan a class fieldtrip and quickly determine where students prefer to go for the class fieldtrip. a car mechanic wants to know which of two engine brands makes better-performing engines. he wants to test the engines in identical situations and rate their performance in a way that can be fairly measured. a chemist studies the properties of a metal compound. she wants to know how the sample size of the metal affects its ability to conduct electricity. she wants to conduct the research in a controlled environment to minimize bias. a realty company wants to know the average income of its clients. the company wants to gather data income from current clients.