Plz help me someone help me on this one

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

Explain how you divide powers with like bases. discuss why the bases have to be the same. how are these rules similar to the rules for multiplying powers with like bases.

The average length of a king cobra is 3.7 m. the record length is 1.88 m longer than the average. how long is the record holder?