AI-generated answer (a) To calculate the student's grade at this point, we need to consider the weightage of each component. Given: - Homework: 55% - 1st project: 10% The student has an 85 average on homework and a 93 on the 1st project. Calculating the weighted average: Plugging in the values: Solving this gives the student's grade at this point. (b) To find the lowest grade the student can get on the final exam to achieve an 80 overall in the course, we need to consider the weightage of each component. Given: - 2nd project: 10% - 3rd project: 10% - Final exam: 15% - Target overall grade: 80 The student scored 74 on the 2nd project and 71 on the 3rd project. Let the final exam grade be x. The total weighted average required to achieve 80 overall: Solving for x will give the lowest grade the student needs to achieve on the final exam. Remember to round to the nearest whole number when providing the final