Answers by Ian Evans
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Answers by Ian Evans

Answers by Ian Evans
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Decades ago, most of the paint used in the US was lead-based because it was cheap, long lasting, and widely available. When scientists recognized that this was polluting the air with toxic lead, laws banned
answered Mar 27, 2020
4 votes
83.4k views
A light bulb manufacturer guarantees that the mean life of a certain type of light bulb is at least 753 hours. A random sample of 28 light bulbs has a mean life of 726 hours. Assume the population is normally
answered Jan 19, 2020
3 votes
235k views
We have enough material to build a fence around a station that has a perimeter of 180 feet. The width of the rectangular space must be 30 1/4 feet. What must the length be?
answered Sep 17, 2019
5 votes
126k views
Please please help me out!
answered Aug 16, 2019
1 vote
2.5k views
What's the best definition of a topic sentence? A. The first sentence of the paragraph B. The conclusion of the sentence C. The sentence within a piece of writing that provides the main idea of the piece
answered Jan 21, 2019
4 votes
6.2k views
All of the following are compound words except?
answered Nov 1, 2018
4 votes
42.0k views
Which of the following are included in M3?
answered Sep 27, 2018
4 votes
67.7k views
Tanks of compressed gas must be kept away from heat sources. If a compressed–gas tank is heated too much, it may explode and cause a great deal of damage. Which of the following best explains why a compressed–gas
answered Feb 12, 2018
4 votes
220k views
Describe the main reasons the Magna Carta was written.
answered Jan 22, 2018
4 votes
233k views
Cumulative drama disorders are a common type of musculoskeletal disorders (msds) select the statement which is accurate about cumulative trauma disorders
answered Jan 29, 2017
4 votes
223k views
How do u write 0.125 as a ratio
answered Jul 17, 2016
3 votes
152k views
A medical clinic performs three types of medical teststhat use the same machines. Tests A, B, and C take 15 minutes, 30 minutes , and 1 hour respectively, with respective profits of $50, $80, and $120.
answered Apr 16, 2015
3 votes
124k views
What is an example of a physical change involving iron and a chemical change involving iron?
answered Jan 14, 2015
6 votes
191k views
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