- A sweater is revolving in a slow low power dryer and losing moisture at any moment at the constant rate 100% of its current moisture content in 100 minutes.
- Veronica knew the sweater was x times its dry weight when she put her wet sweater from the washer to the dryer.
- How many minutes she should wait so that the sweater weighs w times its dry weight?
- Please try a general solution, the test suite may expand later.
Solution Stats
Problem Comments
-
3 Comments
Jean-Marie Sainthillier
on 21 Aug 2012
I understand the problem but not the tests
Jean-Marie Sainthillier
on 29 Aug 2012
-1 :)
Jihye Sofia Seo
on 13 Feb 2017
It seems like the water content halves every ~69 minutes. But the first sentence about 100% and 100 minutes are very confusing. If it is exponential decay, then water should never reach 0.
Problem Recent Solvers26
Suggested Problems
-
Compute a dot product of two vectors x and y
653 Solvers
-
Remove from a 2-D matrix all the rows that contain at least one element less than or equal to 4
123 Solvers
-
Reverse the elements of an array
582 Solvers
-
178 Solvers
-
Given a 4x4 matrix, swap the two middle columns
360 Solvers
More from this Author100
Problem Tags
Select a Web Site
Choose a web site to get translated content where available and see local events and offers. Based on your location, we recommend that you select: .
Select web siteYou can also select a web site from the following list:
Americas
- América Latina (Español)
- Canada (English)
- United States (English)
Europe
- Belgium (English)
- Denmark (English)
- Deutschland (Deutsch)
- España (Español)
- Finland (English)
- France (Français)
- Ireland (English)
- Italia (Italiano)
- Luxembourg (English)
- Netherlands (English)
- Norway (English)
- Österreich (Deutsch)
- Portugal (English)
- Sweden (English)
- Switzerland
- United Kingdom (English)