All questions should be answered on the computer scan sheet. You have three hours to finish the exam. The exam is worth a total of 42 points. In a couple of questions, you will be asked to complete algorithms and proofs by filling in blanks. The number in the middle is the problem number that corresponds to that blank.
Nonnegative numbers are greater than or equal to zero.
N is the set of natural numbers, which includes all nonnegative integers. For each of the following sentences, find the logical expression which best fits the meaning of the sentence. Whenever Rebecca plays the bagpipes, everyone screams. For each of the following sentences, find the logical expression which best fits the meaning of the sentence. It cannot be determined from the information given.