suppose the random variable X denotes a student's scores on a test worth 150 points. Let X-N(myu=120 and variance=60). Find the probability that a randomly chosen student passes the exam(a score of at least 73%)

option a) 42.86 percent

option b) 91.31 percent

option c) 8.69 percent

option d) 57.14 percent

solve it correctly please. I will rate accordingly. My last attempt.