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Suppose that 12 people enter an elevator on the 1st floor of a 24 floor building. Assume that all 12 independently pick a floor (above the first) randomly to get off on. What is the expected number offloors
answered
Oct 24, 2021
Mathematics
college
5
votes
232k
views
What kinds of arcs does the circle have
answered
Oct 21, 2021
Mathematics
middle-school
5
votes
36.1k
views
How could early marriage affects girls academic , professional and maternity life?
answered
Jul 25, 2021
Social Studies
college
6
votes
72.9k
views
If the ordered pair (x, y) is the solution for the system of equations, what is the value of y? x + y = 29 x + 2y = 12
answered
Jul 1, 2021
Mathematics
middle-school
7
votes
63.6k
views
What is the median of 6.5, 4.5, 6.5, 4.5, 5, 4.5, 9, 3.5
answered
Apr 10, 2021
Mathematics
college
3
votes
31.2k
views
Find the values of x and y that satisfy the equation. 3x+6i=27+yi x
answered
Mar 4, 2021
Mathematics
high-school
2
votes
191k
views
Simplify: –5j2+ – 8+5+ – 10j+3j2
answered
Jan 18, 2021
Mathematics
middle-school
3
votes
67.0k
views
What is the equation of the circle, with centre (-2,-7) and radius 3 units?
answered
Jan 7, 2021
Mathematics
middle-school
4
votes
88.3k
views
Which statement best explains how the Louisiana Purchase helped the U.S. economy?\
answered
Jul 23, 2020
History
middle-school
6
votes
85.0k
views
I can’t figure out what 3/8+1/4 is. Help!
answered
Jul 15, 2020
Mathematics
middle-school
1
vote
221k
views
What is the elevation of mount Chimborazo?
answered
Jul 12, 2020
Geography
middle-school
4
votes
209k
views
Why did whites in the south feel as if they had won the election of 1876 even though the new president was a republican
answered
Apr 29, 2020
History
middle-school
6
votes
139k
views
Help Pls. Due 10/4/18 Thank you❤️
answered
Oct 9, 2019
Mathematics
middle-school
3
votes
109k
views
What was the nickname of william jennings bryan and why was he called this?
answered
Jun 28, 2019
History
high-school
6
votes
204k
views
George becomes angry at lennie when lennie tries to hide a work ticket from george
answered
Apr 27, 2019
History
high-school
6
votes
8.2k
views
A device that uses electricity and magnetism to create motion is called a _________motor,magnet,generator . In a reverse process, a device that uses motion and magnetism can be used to create ________
answered
Dec 28, 2018
Physics
high-school
1
vote
189k
views
Research on the environmental conditions that influence sexual orientation indicates that
answered
Oct 19, 2018
Social Studies
high-school
2
votes
51.1k
views
Aristotle built his ideas on a. intuition b. faith c. logic d. emotion
answered
Aug 6, 2018
Social Studies
high-school
5
votes
34.7k
views
Who won the Battle of Princeton? the americans the british
answered
Feb 13, 2018
History
high-school
1
vote
41.2k
views
The final physical and emotional confrontation that concludes the rising action is called the
answered
Feb 9, 2018
English
high-school
1
vote
56.5k
views
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