A jewelry box with a square base is to be built with silver plated sides, nickel plated bottom and top, and a volume of 28 cm³. If nickel plating costs $1 per cm² and silver plating costs $8 per cm², find the dimensions of the box to minimize the cost of the materials. (Use decimal notation. Give your answers to three decimal places.) length: height: cm cm

A jewelry box with a square base is to be built with silver plated sides, nickel plated bottom and top, and a volume of 28 cm³. If nickel plating costs $1 per cm² and silver plating costs $8 per cm², find the dimensions of the box to minimize the cost of the materials. (Use decimal notation. Give your answers to three decimal places.) length: height: cm cm

Mathematics For Machine Technology

8th Edition

ISBN:9781337798310

Author:Peterson, John.

Publisher:Peterson, John.

Chapter24: Percent Practical Applications

Section: Chapter Questions

Problem 33A: The average percent defective product of a manufacturing plant is 1.20%. On a particular day 50...

See similar textbooks

Similar questions

The average percent defective product of a manufacturing plant is 1.20%. On a particular day 50 pieces were rejected out of a total daily production of 2730 pieces. What is the percent increase of defective pieces for the day above the average percent defective? Round the answer to 2 decimal places.
A Skydiver When a skydiver jumps from an airplane, his downward velocity, in feet per second, before he opens his parachute, is given by v=1761-0.834t, where t is the number of seconds that have elapsed since he jumped from the airplane. What is the velocity after 5 seconds?
The resistance of a copper wire carrying an electrical current is directly proportional to its length and inversely proportional to its cross-sectional area. A copper wire with a diameter of 0.0126inch has a resistance of 64.9ohms per thousand feet. What length of 0.0201-inch-diameter copper wire will produce a resistance of 33.5ohms?
Use a calculator to help solve each problem. Alcohol absorption In one individual, the percent of alcohol absorbed into the bloodstream after drinking two glasses of wine is given by the following formula. Find the percent of alcohol absorbed into the blood after 12 hour. Pt=0.31-e-0.05t where, t is in minutes
Refer to the previous exercise. Suppose the lightmeter on a camera indicates an EI of 2 , and thedesired exposure time is 16 seconds. What should thef-stop setting be?
Solve for x. (Enter your answers as a comma-separated list. Round your answer to four decimal places.)e−3x = 0.035