How to find out how many sushi would you buy and eat in total? Bcuz i have done with given mc not already paid price

Take Test: Buss504 2020 X https://blackboard.aut.ac.nz/webapps/assessment/take/take.jsp?course_assessment_id=_138661_1&course_id=_95784_1&content_id=_5227029_1&question_num_1.x=0&toggle_stat Question Completion Status: Decisions at the Margin You love sushi, and you can eat many pieces in a single meal. The following table shows your Marginal Benefit (MB) from each piece of sushi: Sushi: MB ($) MC ($) Is MB > MC? Enter "yes" or "no": 1st piece 2nd piece 3rd piece 4th piece LO 5th piece 1.25 6th piece 7th piece 8th piece 0.25 9th piece -0.1 10th piece 0.25 Assume that you are making all your decisions according to the Cost-Benefit Principle. You have already paid $19.99 to enter this all-you-can-eat sushi buffet restaurant. This is not refundable. Complete the Marginal Cost (MC) column in the table above. Then complete the last column. For each piece of sushi, determine whether your Marginal Benefit of eating it is larger than the Marginal Cost of buying it. How many pieces of sushi would you buy and eat in total? (Enter a number from 0 to 10.) > A Moving to another question will save this response