When price of tea in a local café rises from Br.10to15 per cup, demand for coffee rises from 3000 cups to 5000 a day despite no change in coffe price A. Determine cross price elasticity of demand What kind of realtion exists between the two good?why?

When price of tea in a local café rises from Br.10to15 per cup, demand for coffee rises from 3000 cups to 5000 a day despite no change in coffee price A. Determine cross price elasticity of demand What kind of relation exists between the two good? Why?