[ 3 / biz / cgl / ck / diy / fa / ic / jp / lit / sci / vr / vt ] [ index / top / reports ] [ become a patron ] [ status ]
2023-11: Warosu is now out of extended maintenance.

/sci/ - Science & Math

Search:


View post   

>> No.3713869 [View]
File: 168 KB, 755x478, 1315582323219.jpg [View same] [iqdb] [saucenao] [google]
[ERROR]

Jack and John have been employed to paint a room in the house. Jack estimates he could paint it alone in 3 hours, whilst John estimates it would take him 2 hours to do it alone. How long would it take if Jack and John painted it together?

How do I work this out?

Navigation
View posts[+24][+48][+96]