Use the ratio, 1,000 grams = 1 kilogram. How many grams are equal to 2.75 kilograms?

To convert kilograms to grams, we need to multiply the number of kilograms by the conversion factor of 1,000 grams per 1 kilogram.

So, to find out how many grams are equal to 2.75 kilograms, we can multiply 2.75 by 1,000:

2.75 kilograms * 1,000 grams/kilogram = 2,750 grams

Therefore, 2.75 kilograms are equal to 2,750 grams.