There are 15 students in math class.at the begning of class everyone races into class as everyone love maths.the professor takes note of the first 5 students who gets class and ranks them according to the order in which they entred as their top 5 favourite students. in how many different ways could the professor rank their top 5 students using formulla from combinations and permutations
Answer:
Feeds that are high in energy include greater than 70% Total Digestible Nutrients (TDN) and low in fibre includes less than 18% Carbon fibers (CF) and less than 20% protein.
Feeds with low fiber content and a high nutrient content includes Cereal grains such as wheat, barley, corn, oats, rye, and sorghum grain.
Two chromosomes is correct
Let us look at the what, why and how of studying extreme places like the deep earth and the deep space. Scientists need to figure out as to 'what' they want to look at such places, be it a new exotic creature or bio-genesis (birth of life). Unless there are several testable hypothesis constructed, such a study cannot begin. The 'why' aspect deals with the purpose of such research and expeditions. Is it of any use to the humans, or will it improve our current understanding of a phenomenon? The 'how' aspect deals with the technology and the economic assistance that can help in undertaking such a research. All these are the challenges that needed to be thoroughly considered to make such a research or expedition possible.
Answer:
Explanation: Renewable source are energy that is derived from the environment this include sun, wind. This energy have been utilized by many nations and companies for their activities. Fossil fuel is an example of non- renewable. The advantage of renewable energy include; It ability to be available all the time, they are renewed and always available this include sun, wind.
They are cost efficient this is because renewal of this energy is at no cost,they are available in the environment and can be channel for use.
They require no cost of transportation unlike other fossil fuel that will be moved from one place another and they are eco-friendly they do not bring fear of ozone layer depletion and green house gases.
