Which year was the coolest 1900, 1910, 1920, 1930 , or 1940

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

41/17 as a decimal rounded to the nearest hundredth

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.