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What is Opportunity cost and provide an example (own words)
answered
Mar 5, 2021
English
high-school
7
votes
48.7k
views
An ecologist wishes to mark off a circular sampling region having radius 10 m. However, the radius of the resulting region is actually a random variable R with the following pdf. f(r) = 3/4 [1 ? (12 ?
answered
Feb 23, 2021
Mathematics
college
5
votes
71.9k
views
Mr. Johnson sells and repairs watches at his store. Part A: Mr. Johnson took the price of a watch that was listed at $60 and marked it up by 30%. After the markup, what is the selling price of the watch?
answered
Jan 16, 2021
Mathematics
high-school
4
votes
62.6k
views
Write in point slope form an equation of the line that passes through the point (4,8) whose slope is 3/4
answered
Jan 10, 2021
Mathematics
high-school
3
votes
43.4k
views
What is the lightest element?
answered
Oct 5, 2020
Chemistry
middle-school
5
votes
137k
views
Papel, cartón, alumino, etc. abuso de los recursos naturales reciclar recursos naturales el humo gobierno sobrepoblación
answered
Jul 21, 2020
Spanish
middle-school
5
votes
218k
views
(6.25•10^9)(9.8•10^16)
answered
May 11, 2020
Mathematics
middle-school
0
votes
7.2k
views
Which of the following sentences most accurately describes media bias? O A. In Greek mythology, a spurned wife murders her own children in order to take revenge on her husband. O B. The information in
answered
Apr 28, 2020
English
middle-school
2
votes
10.2k
views
How many ships were destroyed at pearl harbor
answered
Apr 10, 2020
History
high-school
2
votes
29.6k
views
What is Na2SO4? A.an acid B.a base C.a salt D.an ion
answered
Feb 24, 2020
Social Studies
middle-school
4
votes
44.4k
views
What was an important effect of blackstones commentaries on the laws of england
answered
Jan 19, 2020
History
middle-school
2
votes
21.4k
views
Jonas made the following matrix of temperatures for the first 4 days of January. He also made the following matrix of temperatures for the first 4 days of February. Which matrix shows the difference of
answered
Aug 31, 2019
Mathematics
high-school
1
vote
166k
views
Which form of natural selection is most likely to play a role in speciation? which form of natural selection is most likely to play a role in speciation? natural selection does not lead to speciation.
answered
Feb 16, 2019
Biology
high-school
2
votes
114k
views
Why was the Zimmerman Telegram a contributing factor to the factor to the u.s declaration of war
answered
Jan 30, 2019
History
middle-school
5
votes
140k
views
Decide si la frase es cierta o falsa. En Latinoamérica solo hay historia indígena para ofrecer a los turistas. True False
answered
Jan 18, 2019
Spanish
college
4
votes
63.3k
views
Use benchmarks to determine the customary and metric units you would use to measure the height of your house.Explain your answer.
answered
Nov 10, 2018
Mathematics
middle-school
1
vote
169k
views
A circle has a radius of 13 inches. Which equation can be used to find the diameter of this circle?
answered
Jul 24, 2018
Mathematics
high-school
3
votes
25.8k
views
Which American Indian group was allied with the British as the French and Indian war began?
answered
Jul 16, 2018
History
middle-school
4
votes
168k
views
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