Please solve.

The graph below shows a demand curve. 15 12 9 Price 6 (1.5, 7.5) 3 0 3 6 9 12 15 Quatity per perioda] What is the value of the slope of the demand curve? Remember to enter a minus {-} sign to Indicate negative values. Graphically itis a |:| b} Whatis the elasticity of demand between points a and b7 and between points (2 and d? Round your answers to 2 decimal places. a and b: c and d: c) At what price is the elasticity of demand equal to one? $:l d} At what price would consumers spend the most on this product? $:| e] Between what prices is demand inelastic? Between a low price of|:|and a high price of