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Probability based on Z score

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Amount of soft drink distributed into a cup has a mean of 7.6 oz and standard deviation of 0.4 oz. using what is given
a) Estimate the probability that machine will overflow an 8oz cup
b) Estimate the probability that it will not over flow 8 oz cup
c) The machine has been loaded with 850 cups. how many of these do you expect will overflow when served?

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Calculation of probability based on Z score is given in the answer.

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Graphs, normal probability distribution
Amount of soft drink distributed into a cup has a mean of 7.6 oz and standard deviation of 0.4 oz. using what is given
Given that Amount of ...

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