Part B of Mrs. Rivera's test had multiple choice questions, each worth 10 points. This means that Part B had a total of 10 questions.
Part A of Mrs. Rivera's test had true/false questions, each worth 4 points. This means that Part A had a total of 4 questions.
Part A of Mrs. Rivera's test is worth 4 points per question, for a total of 4 points. Part B of the test is worth 10 points per question, for a total of 10 points.