a physics exam consists of 9 multiple-choice questions and 6b open-ended problems in which all work must be shown. if an examinee must answer 5 of the multiple-choice questions and 4 of the open-ended...

a physics exam consists of 9 multiple-choice questions and 6b open-ended problems in which all work must be shown. if an examinee must answer 5 of the multiple-choice questions and 4 of the open-ended problems, in how many ways can the questions and problems be chosen?