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Maths Puzzle
Logical Reasoning
Blood Relations
Four pipes fill a cistern in 15,20,30 and 60 hours.The first was opened at 6 am,the second at 8 am,third at 10 am and fourth at noon.When will the reservoir be full?
Read Solution (Total 2)
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- 2 PM
If the cistern was filled after x hrs from 6 AM, Then
x/15 + (x-2)/20 + (x-4)/30 +(x-6)/60 =1
solving , we get
x=8 hrs - 11 years agoHelpfull: Yes(10) No(5)
- x/15 + (x-2)/20 + (x-4)/30 +(x-6)/60 =1
ans 8 - 10 years agoHelpfull: Yes(0) No(0)
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