What is the difference between ton and tonne????which word is the most prevalent and mostly used????

Dear Student

Ans. Both ton and tonne are commonly used to represent a quantity which is equal to 1000 kilograms. You can use either of the two to refer to a quantity equal to 1000 kg. 

So, 1 ton = 1000 kg
Or, 1 tonne = 1000 kg