In a course run by the history department, a student achieved 66.6% on the mid- semester exam, 54.9% on the take-home final exam, 56% on the major project and 58% on the in-class essay.The mid-semester exam, take-home exam and project contribute 15%, 30% and 40%, to thestudent's overallfinal score out of 100%.Determine the student's weighted average overall final score (as a percentage correct to two decimal places).