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Wayne flips a weighted magic trick coin 100 times. If the coin landed on heads just 19 times out of 100 , how many times is the coin expected to land on tails out of 800 flips? (Hint: the probability that
answered
Nov 20, 2021
Mathematics
college
4
votes
195k
views
Which part of the light waves does color correspond to ?
answered
Oct 12, 2021
Physics
middle-school
6
votes
196k
views
What is a quadrilateral with two sets of parallel sides
answered
Sep 29, 2021
Mathematics
middle-school
4
votes
169k
views
How much boric is contained in 15 g of a 5% boric acid cream?
answered
Sep 27, 2021
Mathematics
middle-school
5
votes
201k
views
Which of the following behaviors is considered ethical? copying another user’s password without permission hacking software to test and improve its efficiency using a limited access public computer to
answered
Sep 12, 2021
Computers and Technology
college
4
votes
179k
views
How many solutions does this system have? Y= -7x + 8 Y= -7x - 8
answered
Jun 18, 2021
Mathematics
high-school
4
votes
179k
views
System design is the determination of the overall system architecture-consisting of a set of physical processing components, _______________, and the communication among them-that will satisfy the system’s
answered
Apr 1, 2021
Computers and Technology
high-school
6
votes
151k
views
Which question is best modeled with a division expression? How much does it cost to buy 3 and one-half pounds of apples at $2 per pound? How many apples are needed for 2 pies if the recipe uses 3 and one-half
answered
Mar 19, 2021
Mathematics
high-school
6
votes
5.0k
views
A snack recipe calls for 2 1/2 cups of raisins and 1 1/5 cups of pretzels Christopher wants to make the same recipe using 1 cup of of pretzels how many cups of raisins will Christopher need?
answered
Mar 14, 2021
Mathematics
high-school
5
votes
111k
views
Why do you think it was important for the Byzantine empire to have extensive legal codes? How do you think it contributed to democracy
answered
Nov 26, 2020
English
middle-school
5
votes
93.6k
views
Six more than the quotient of a number and 2 equals 8
answered
Oct 4, 2020
Mathematics
middle-school
4
votes
117k
views
Jennie is training for a race. On Tuesday She finished her sprint 0.305 second faster than on Monday. be How can you explain the meaning of 0.305 Solve this problem anyway you choose
answered
Aug 25, 2020
Mathematics
middle-school
3
votes
128k
views
Mei is a salon owner. Yesterday, she did 3 haircuts and colored the hair of 5 clients, charging a total of $472. Today, she did 4 haircuts and colored the hair of 5 clients, charging a total of $506. How
answered
Jun 14, 2020
Mathematics
middle-school
4
votes
110k
views
The tickets for a school play cost $8 for adults and $5 for students. The organizers of the school must make at least $3000 to cover the cost of the set construction, costumes, and programs. A. Write a
answered
Mar 18, 2020
Mathematics
college
3
votes
235k
views
Jake sold a total of $8400 worth of clothing last week at his store if his commission is 12% of sales how much commission did he earn
answered
Feb 17, 2020
Mathematics
middle-school
1
vote
147k
views
Ways that nations can be independent and interdependent
answered
Oct 12, 2019
History
middle-school
2
votes
45.0k
views
_____ is the loss of an electron. A- Oxidation B- Reduction C- Metabolism D- None of the above
answered
Sep 4, 2019
Biology
high-school
4
votes
15.0k
views
All of the following statements are true about prologues, EXCEPT: A. The prologue is the final chapter at the end of the story that often serves to reveal the fates of the characters. B. A prologue introduces
answered
Aug 22, 2019
English
high-school
1
vote
4.3k
views
Bob is building a wooden cabin. The cabin is 30 meters wide. He obtained a bunch of 17 meters long wooden beams for the roof of the cabin. Naturally, he wants to place the roof beams in such an angle that
answered
Aug 10, 2019
Mathematics
high-school
6
votes
49.9k
views
choose the pronoun that would correctly replace the following subject and type it in the space provided. three girlfriends
answered
Apr 8, 2019
Spanish
middle-school
6
votes
75.1k
views
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