Question

if two quantities x and y varies directly with eachother then______ remains constant​

Answer 1

Answer:   If two quantities x and y vary (change) together in such a manner that the ratio of their corresponding values remains constant, then x and y are said to be in direct proportion

Answer 2

Answer:

if the quantity x and y varies so the unit remains same or it is constant as if they are quantity they will be in only KGs