This is expressed as Moisture Content or Water Content
Most food items have a water content. Even seemingly 'solidified' foods such as a piece of bread or bun have a certain water content in them.
For vegetables and fruits, the water content as a percentage of the weight can be huge.
For example, fruits such as Watermelons contain 92% in every bite with just 6% sugar and 2% fiber by weight.
Be specific, what or which kind of equation are you referring to?
Answer:
3.75, 2.5
Explanation:
You're subtracting 1.25 from each term
7.5 , 6.25 , 5 , _ , _
turns into
7.5, 6.25, 5, 3.75, 2.5