Answered step by step

Verified Expert Solution

Link Copied!

Question

1 Approved Answer

Posted on Mar 23, 2024

Two people are painting a house. One person can paint the house by himself in 6 hours. The other person can paint the house by

Two people are painting a house. One person can paint the house by himself in 6 hours. The other person can paint the house by herself in 9 hours. How long will it take them to paint the house together?

Step by Step Solution

There are 3 Steps involved in it

Step: 1

Let the work rate of Painter A be x6 Painter B be x9 When both painters work toge... blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

Step: 3

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Introduction to Operations Research

Authors: Frederick S. Hillier, Gerald J. Lieberman

10th edition

978-0072535105, 72535105, 978-1259162985

More Books

Students also viewed these Mathematics questions

Question

★★★★★

Read the article below and answer the questions posed, the compose response should be two to three pages in length. 1. What are 2 major planning failures pre-event at Memorial that led to it becoming...

Answered: 1 week ago

Question

★★★★★

for this case study carefully read the article titled "The Case for Reparations" The Atlantic Introduction Provide an overview of the situation Identify critical issues underlying the problems...

Answered: 1 week ago

Question

★★★★★

A code of practice or compliance code provides practical guidance and advice on how to achieve the standard of health, safety and welfare required by the act and regulations. List a code of practice...

Answered: 1 week ago

Question

★★★★★

1 30 2 3 4 If A= = -1 2 1,B= 1 23 0 02 -1 1 2 5 9 13 (a) -1 2 4 -12 4 1 24 (C) -1 2 4 -2 24 then AB= 5 (b) -1 9 13 24 -2 2 4 (d) None of these

Answered: 1 week ago

Question

★★★★★

Find the total force against the surface of a tank full of a liquid of weight density k for each tank shape? a. Sphere of radius a b. Hemisphere of radius a with a flat base c. Vertical cylinder of...

Answered: 1 week ago

Question

★★★★★

As a preliminary to requesting budget estimates of sales, costs, and expenses for the fiscal year beginning January 1, 2013, the following tentative trial balance as of December 31, 2012, is prepared...

Answered: 1 week ago

Question

★★★★★

A cable car starts off with n riders. The times between successive stops of the car are independent exponential random variables with rate . At each stop one rider gets off. This takes no time, and...

Answered: 1 week ago

Question

★★★★★

Sebastian and Whitley, plumbers, successfully bid $30,000 for the plumbing work on a new luxury home. Total direct labor cost on the job was $9,500, other direct costs were $2,500, and overhead is...

Answered: 1 week ago

Question

★★★★★

Which of the following protocols is used for sending emails over the Internet? A . SMTP B . FTP C . HTTP D . SNMP

Answered: 1 week ago

Question

★★★★★

Suppose you are a managerial accountant or cost analyst for Donut Desire. You have been asked to make a presentation to management about the status of the company's utility costs. Refer to Exhibits...

Answered: 1 week ago

Question

★★★★★

For the following set of cash flows, Year Cash Flow 0 $8,700 Year1 Cash Flow $5,600 Year 2 Cash Flow $6,100 Year 3 Cash Flow $4,300 a. What is the NPV at a discount rate of 0 percent? b. What is the...

Answered: 1 week ago

Question

★★★★★

Inspections are most effective when affected _____ actively participate in the inspection process. Active participation includes accompanying the inspector(s) on the walkthrough, serving as an...

Answered: 1 week ago

Question

★★★★★

A standard work year is 2 , 0 8 0 hours at the Luther Mill and it takes about 2 hours to fill a customer order. The manager at the mill is always concerned about employee idle time, so he aims for a...

Answered: 1 week ago

Question

★★★★★

The company s suppliers are in Asia. What strategy should the company adopt for raw material inventory management as well as finished goods inventory management. Please recommend a distribution grid...

Answered: 1 week ago

Question

★★★★★

Action Memo : Write and submit an action memo to the chief executive officer of a manufacturing company recommending an approach for future energy efficiency and renewable energy development, using...

Answered: 1 week ago

Question

★★★★★

An educational consultant claims that the average IQ of high school students in a particular city is at least 110. To verify this claim, a school board selects a random sample of 20 students and...

Answered: 1 week ago

Question

★★★★★

1)for routine supply items, the strategic aim should be to adopt simple, cost-effective procurement techniques, such as: For routine supply items, the strategic aim should be to adopt simple,...

Answered: 1 week ago

Question

★★★★★

If (x) 0 on the interval [a, b], the definite integral gives the exact area under the curve between x = a and x = b.

Answered: 1 week ago

Question

★★★★★

Consider the following linearly constrained convex programming problem: Maximize f(x) = 3x1 + 4x2 x31 x32, subject to x1 +x2 1 and x1 0, x2 0.

Answered: 1 week ago

Question

★★★★★

The Morton Ward Company is considering the introduction of a new product that is believed to have a 50-50 chance of being successful. One option is to try out the product in a test market, at a cost...

Answered: 1 week ago

Question

★★★★★

Consider the following function: f (x) = 48x 60x2 + x3. (a) Use the first and second derivatives to find the local maxima and local minima of f (x). (b) Use the first and second derivatives to show...

Answered: 1 week ago

Question

★★★★★

24. Why is it important to correct astigmatism earlypg78

Answered: 1 week ago

Question

★★★★★

1. After a receptor cell is stimulated, the bipolar cell receiving input from it shows an immediate strong response. A fraction of a second later, the bipolars response decreases, even though the...

Answered: 1 week ago

Question

★★★★★

1. What are the widely branching structures of a neuron called? And what is the long thin structure that carries information to another cell called?

Answered: 1 week ago

Previous Question Next Question