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A metallurgist has one alloy containing 32% copper and another containing 65% copper. How many pounds of each alloy must he use to make 44 pounds of a third alloy containing 42% copper? (Round off the
answered
Dec 26, 2020
Mathematics
middle-school
3
votes
216k
views
Whats the square root of 39
answered
Mar 7, 2020
Mathematics
middle-school
4
votes
160k
views
The image below illustrates a right protected in the Bill of Rights. A man in a suit stands at a podium in an office speaking to a group. People in the room are taking notes and photos. Some people are
answered
Feb 27, 2020
History
middle-school
5
votes
217k
views
Solving Equations by completing the square p2 + 16p-22 = 0
answered
Jan 9, 2020
Mathematics
high-school
3
votes
113k
views
CRITICAL THINKING (COLLEGE COURSE) What are the four ways to evaluate the strengths and accuracy of your beliefs? How does this relate to critical thinking? Why is it important to understand the different
answered
Oct 16, 2019
Social Studies
high-school
6
votes
188k
views
If f(x)= 3x+5 and g(x) = 3x^2 evaluate f(-8)
answered
Jul 22, 2019
Mathematics
middle-school
4
votes
172k
views
Technician A says that changing connecting rod length changes engine stroke, but Technician B says that doing so changes the position of the piston in the cylinder. Who is correct?
answered
Jan 24, 2019
Computers and Technology
high-school
2
votes
167k
views
I put 75 jelly beans in a bowl. Each day I eat 6 jelly beans. How many jelly beans are in the bowl after 9 days
answered
Nov 19, 2018
Mathematics
high-school
6
votes
44.0k
views
25 POINTS!!!!! In the molecule pictured above, the section in brackets within the box can be described as which of the following? A. A nucleotide, which encodes genetic information in molecules such as
answered
Aug 18, 2018
Health
high-school
3
votes
174k
views
A rectangular plot of land has an area 9/10 square mile.The length is 3/2miles whats the width
answered
Jun 29, 2018
Mathematics
middle-school
4
votes
143k
views
A bag contains 12 pencils, 6 ball pens, and 2 sketch pens. Ronald takes out one writing object from this bag to note down some important information. What is the probability that a ball pen or a pencil
answered
Jun 23, 2018
Mathematics
high-school
5
votes
155k
views
What is the importance of montesquieu's idea of checks and balance?
answered
Apr 22, 2018
History
high-school
3
votes
31.7k
views
How long will it take a bird traveling at an average speed of 12 miles per hour to travel 202 miles while flying south for winter?
answered
Apr 17, 2018
Mathematics
college
3
votes
140k
views
Three students earned $48.76 at the bake sell. The students split the earnings evenly, how much did each student recieve?
answered
Mar 11, 2018
Mathematics
high-school
2
votes
81.6k
views
The ancient Egyptians kept pets. A. Yes B. No
answered
Jun 11, 2015
Social Studies
middle-school
2
votes
55.5k
views
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