Yes, this is correct.
Crucially, this is only the case if everything else stays equal: so if the quality of the product stays the same and if the income of the buyers doesn't decrease.
Then with a lower prize, more items will be purchased - and less if the prize increases.
I think you mean aggregate? it’s a whole made by a collection of units. hope this helped!
Ralph Waldo Emerson was the author of nature which became the "Intellectual Beacon" for the "Transcendental Club".