Kevin and his friends collected 3 bushels of apples during their first trip to the apple orchard. During their second trip to the apple
orchard, they collected of the amount collected during their first
trip. How many bushels of apples did Kevin and his friend collect
during the second trip?

they collected 3 bushels of apples the second trip

not only in mathematics, scientific proof also are required in the other field of science. also maths proofs are of particular structure, containing steps and logics. so proving is like doing science, it is science. that's why it is important to prove. 

an inaccurate proof leads to errors, or stating results that are not accurate.  which wil mess the probelm up you dont want this

he has now walked a total of what?

if i know what this is maybe i can

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