1/2 of the class has blonde hair and 1/4 the class has black hair.1/4 of the class has brown hair if there are 32 kids in the class how many kids have each hair color

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.

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x

What’s the answer ? use the picture to see the problem