The average coffee drinker has about 3 1/5 cup of coffee per day. If a person works 5 days a week for 50 weeks every day, estimate how many cups of coffee that person will drink in a working lifetime of 51 3/4 years.

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.

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.

Mario is constructing a frame for 10 in. by 8 in. photo. he wants the frame to be the same with all the way around in the same area of the frame and photo to be 120 square inches what is the dimension of the frame?