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20 coins: This one is tricky!
answered
May 12, 2021
English
middle-school
5
votes
215k
views
How does the carbon calculator estimate the amount of CO2 that each individual releases into the atmosphere?
answered
Mar 23, 2021
Chemistry
college
3
votes
48.2k
views
How many one-by-one squares are generated by the algorithm that starts with a single square and on each of its n iterations adds new squares all round the outside. How many one-by-one squares are generated
answered
Mar 16, 2021
Mathematics
college
2
votes
88.3k
views
Create the Kmaps and then simplify for the following functions: a) F(w,x,y,z) = w'x'y'z' + w'x'yz' + w'xy'z + w'xyz + w'xyz' + wx'y'z' + wx'yz' b) F(w,x,y,z) = w'x'y'z' + w'x'y'z + wx'y'z + wx'yz' + wx'y'z'
answered
Feb 24, 2021
Mathematics
college
3
votes
162k
views
(Ignore income taxes in this problem.) The management of Stanforth Corporation is investigating automating a process. Old equipment, with a current salvage value of $24,000, would be replaced by a new
answered
Feb 20, 2021
Business
college
6
votes
174k
views
There are five gymnasts on a gymnastics team. The median age of the team is 17 years. The ages, in years, of four of the gymnasts are 16, 19, 15, and 17. Which could NOT be the age, in years, of the fifth
answered
Jan 14, 2021
Mathematics
high-school
2
votes
27.0k
views
Which organism is not a eukaryote?
answered
Nov 11, 2020
Biology
middle-school
5
votes
41.8k
views
Can somebody help me with this?
answered
Sep 22, 2020
Mathematics
middle-school
2
votes
188k
views
Why do you think the penitentiary first caught on in pennsylvania and new york? how would you explain the increase in the number of penitentiaries throughout the united states after eastern state penitentiary
answered
Sep 18, 2020
History
high-school
3
votes
219k
views
the height of the highest mountain that jen has climbed is 5.283 km. this year, she will attempt to climb a mountain that is 43 m higher. what is the height of the mountain that she will attempt to climb
answered
Aug 3, 2020
Mathematics
college
1
vote
102k
views
If f(x) = 3x2 + 1 and g(x) = 1 – x, what is the value of (f – g)(2)?
answered
Mar 23, 2020
Mathematics
high-school
4
votes
25.8k
views
In what ways have contextual forces influenced the development of modern psychology?
answered
Aug 18, 2019
Social Studies
middle-school
4
votes
31.9k
views
What is the product? (5+2)(3r-4)
answered
Jun 21, 2019
Mathematics
high-school
5
votes
168k
views
a sum of money is divided among peter paul and jane in ratio 13:12:7 calculate how much paul gets if amount peter gets more than jane is
answered
Oct 30, 2018
Mathematics
college
3
votes
93.5k
views
What values make the inequality x+6/6-x<0 true?
answered
Oct 26, 2018
Mathematics
college
1
vote
159k
views
PLEASE HELP After World War II, Germany and its capital city, Berlin, were divided between the communist East and the democratic West. In the early 1960s, tensions were high between the two world powers,
answered
Oct 22, 2018
English
high-school
2
votes
202k
views
Determine the boiling point of a solution made by dissolving 0.60 mol K2SO4 in 1.0 kg water. Water has a boiling point elevation constant of 0.51°C•kg/mol. What is the boiling point of this solution?
answered
Aug 26, 2018
Chemistry
high-school
4
votes
77.6k
views
Bone-strengthening physical activity done _____ increases bone-mineral content and bone density in youth. A. four or more hours a day B. every weekend C. three or more days a week D. twice a week every
answered
Mar 15, 2018
Health
high-school
5
votes
5.7k
views
Solve the equation for k R-2k=15
answered
Oct 22, 2017
Mathematics
high-school
3
votes
75.8k
views
A square is divided into four congruent rectangles.The perimeter of each of the four congruent rectangles is 25 units.How many units are there in the perimeter of the square?
answered
Apr 13, 2015
Mathematics
middle-school
5
votes
8.2k
views
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