Negative 5 1/3, negative 2 1/2 and 3.75 least to greatest

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.

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?

The functions below show the amount of money bella and sweet t had saved after earning money for doing chores. which description best compares the two functions?