I need help with this section of my assignment.

9. The schedule below shows the number of packages of bagels bought in Davis, CA every day at various prices. a. Graph the daily demand curve for packages of bagels in Davis. b. Calculate the price elasticity of demand when bagels go from $3 to $4 c. If all bagel shops increased the price from $3 to $4, what would happen to total revenue? Is demand elastic? (1. Calculate the price elasticity of demand when bagels go from $2 to $3 per pack. e. What would happen to total revenue if the price increased from $2 to $3? Is demand elastic? Price of bagels (per Quantity of bagels (packs in package) thousands) 6 0 3 5 4 6 3 9 2 1 0 12 15 18