Log in
Mathematics
2
answers
0
watching
277
views
24 Nov 2018

[12] 4. A rectangular storage container with an open top is to have volume of 8 cubic metres. The length of its base is twice the width. Material for the base costs $4.50 per square metre, and material for the sides costs $6 per square metre. Find the cost of the material for the cheapest such container. Answer:

word_media_image1.jpeg
Watch
2
answers
0
watching
277
views

For unlimited access to Homework Help, a Homework+ subscription is required.

Unlock all answers

Get 1 free homework help answer.
Already have an account? Log in
Share
Verified Answer
Tod Thiel
Tod ThielLv2
26 Nov 2018
Already have an account? Log in
14 Oct 2020

Answer verification

This is a step by step verification of the answer by our certified expert.
Subscribe to our livestream channel for more helpful videos.
Subscribe
Share

Related questions

A rectangular storage container with an open top is to have a volume of 10 m3. The length of its base is twice the width. Material for the base costs $10 per square meter. Material for the sides costs $6 per square meter. Find the cost of materials for the cheapest such container.

2. Suppose a rectangular box is to contain 10 cubic feet. The length of the box is to be twice the width. Material for the box costs $2 per square foot for the bottom of the box, $1 per square foot for the sides of the box and $3 per square foot for the top of the box. Find the dimensions of the box that would minimize the cost.

4. You are constructing a rectangular storage shed with a square base. You need space to accomodate 75 m of stuff. The floor is made of concrete which costs 2$/mĀ². The four walls are made of wood, which costs 5 $/mĀ². The roof tiles cost 4 $/m2 (a) Write a formula for the total cost of the shed in terms of a single variable. Indicate what this variable represents, and state its domain. (3 marks) (b) What should be the dimensions of the shed to minimize the cost? State the length, width and height, and also the minimum value of the cost. (5 marks) (c) Suppose you only have enough concrete to cover an area of 16 mĀ². How does this change the domain of the variable you chose in part (a)? (1 mark) (d) With the restriction from part (c), can you achieve the minimum cost you

Related Documents

MATH 147
Final Exam
Study Guide
MATH 147 Midterm: MATH 147 TAMU Spring2017 Exam 3 Practice
turquoisegnu128
MATH 140 Lecture Notes - Even And Odd Functions, Negative Number, Asteroid Family
greywater-buffalo920
APPM 1350
Final Exam
Study Guide
APPM 1350 Midterm: appm1350fall2015exam2
turquoisegnu128

Weekly leaderboard

Home
Homework Help 3,900,000
Mathematics 240,000
Start filling in the gaps now
Log in