Question

Which is the approximate percentage change in water constant after maple tree sap became maple syrup?

Answer 1

Looking at the graphs, the maple tree sap has 98% of water, while the maple syrup has 33% of water.

That means the amount of water decreased by:

$98\%-33\%=65\%$

Therefore maple tree sap has 65% more water than maple syrup.

Correct option: first one.