Large cheese pizza $14.85 large supreme pizza $16.90 cheese sticks $5.99 dessert pizza $6.99 2. a family comes in with a coupon for $5 off any purchase and wants to know how much it will cost for 1 large supreme pizza and 1 order of cheese sticks if they use their coupon. jacob says it will be $17.89. is this reasonable? justify your response using estimation. if the answer is not reasonable, identify the error and then calculate the correct solution. 3. a customer calls in a delivery order for 3 large cheese pizzas and 2 dessert pizzas. the customer wants to give a 20% tip to the delivery driver. jacob says that $5 would be about 20%. is this reasonable? justify your response using estimation. if the answer is not reasonable, identify the error and then calculate the correct solution.