suppose the original demand for good R is 10 units and the new demand for R is 20 units. For good T, the original price is $8 and the new price is $6. what is the cross price elasticity of demand between R and T how are R and T related?

0.43, compliment

5, compliments

-2.33, compliments

-2.33, substitutes

-0.43, compliments