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With individual lines at its various windows, a post office finds that the standard deviation for normally distributed waiting times for customers on Friday afternoon is 7.2 minutes. To test this claim,
answered
May 7, 2022
Mathematics
college
2
votes
45.4k
views
Calcula el área de un círculo cuyo diámetro mide 4 metros.
answered
Apr 22, 2022
Mathematics
college
4
votes
218k
views
Please helpppppppppp!!
answered
Mar 31, 2022
Mathematics
high-school
3
votes
134k
views
While horse and hero fell is an example of sound details, metaphor, or simile?
answered
Mar 6, 2022
English
college
7
votes
42.6k
views
What statement bets explain how deforestation affects organisms
answered
Dec 8, 2021
Chemistry
college
4
votes
176k
views
5c + cd when c = 1/5 and d =15
answered
Nov 27, 2021
Mathematics
middle-school
5
votes
186k
views
There are 10 balls in a bag, 4 red balls and 6 black balls. If you pick one red ball, you will take it without replacement. If you pick one black ball, you will return it into the bag. Now you pick two
answered
Oct 1, 2021
Mathematics
college
3
votes
212k
views
Rose takes 20 minutes to wash the dishes. James takes 30 minutes to wash the dishes. How many minutes will it take them to wash the dishes if the work together?
answered
Sep 18, 2021
Mathematics
high-school
6
votes
63.6k
views
Find the sum of the first 20 terms in the series. 6+3+3/2+3/4...
answered
Sep 10, 2021
Mathematics
high-school
3
votes
202k
views
On a measure of peer acceptance, Dustin was seldom mentioned either positively or negatively. Dustin would be considered a __________ child.
answered
Aug 1, 2021
Social Studies
college
4
votes
63.9k
views
Julius Caesar Tries to rescind promises in Caesar's will Octavius Cicero Antony Cinna
answered
Jul 26, 2021
English
high-school
5
votes
68.9k
views
Please help. im terrible at math. Type in your answer as a reduced mixed number with the negative in front of the whole number. -8 3/4 + -11 1/3
answered
Jun 11, 2021
Mathematics
middle-school
0
votes
109k
views
Choose Yes or No to tell if the number 80 will make each equation true. 320 ÷ □ = 40 Choose... 4,800 ÷ □ = 60 Choose... 7,200 ÷ □ = 900 Choose... 16,000 ÷ □ = 200 Choose...
answered
May 17, 2021
Mathematics
high-school
0
votes
77.5k
views
How does a runoff get polluted.
answered
May 14, 2021
Chemistry
high-school
4
votes
210k
views
Why were American farmers looking for a new cash crop at the turn of the 19th century? A. Tobacco had depleted the soil and was no longer profitable B. Government price controls were about to be enacted
answered
May 12, 2021
History
middle-school
5
votes
176k
views
What is 3 divided by 320 equal?
answered
May 7, 2021
Mathematics
college
5
votes
12.3k
views
The French were primarily interested in which enterprise? A.converting American Indians to Catholicism B.finding riches in the New World C.fur trapping and trading D.none of the above
answered
Apr 28, 2021
History
high-school
3
votes
193k
views
What professionals most directly use geometry in their work
answered
May 27, 2020
Mathematics
middle-school
1
vote
153k
views
How many paragraphs should an argumentative essay have?
answered
May 10, 2020
English
middle-school
6
votes
214k
views
Which of the following is true about narrative poems? a The settings are always imaginary. b The events are always true. c They have people or animal characters. d They do not tell a story.
answered
May 2, 2020
English
middle-school
6
votes
170k
views
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