Jonathan is eight years old. His mom is four times his age. What is the sum of their ages? 40 32 12 24

Which graph represents 2x-5y< 15

The value √10 and √15 are plotted on the number line

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.