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The cruising altitudes for the fleet of one commercial airliner are normally distributed with a mean of 34,950 feet and a standard deviation of 1830

The cruising altitudes for the fleet of one commercial airliner are normally distributed with a mean of 34,950 feet and a standard deviation of 1830 feet. What cruising altitude represents the 80th percentile? Round your answer to the nearest whole number. Your answer must be from the cumulative normal distribution table.

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