456 students participated in switch day the students raise money for charity so that the principal would approve of the day if the total amount of money rice was 912 in each student brought in the same amount of money how much did each student raise

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Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area