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Please help me resolve questions like this by showing me how to solve this. The fracture strength of a certain type of manufactured glass is normally distributed with a mean of 579 MPa with standard deviation of 14 MPa.

(a) What is the probability that a randomly chosen sample of glass will break at less than 597 MPa

Probability

(b) What is the probability that a randomly chosen sample of glass will break at more than 590 MPa

Probability

(C) What is the probability that a randomly chosen sample of glass will break at less than 600 MPa