can u please send placement papers of hcl technolgies to vlushma222@gmail.com
can u please send placement papers of hcl technolgies to vlushma222@gmail.com
can u please send me prevous placement papers of hcl technologies
can u please send me prevous placement papers of hcl technologies
maths is very interesting subject if u like it math also like u if u dont like maths dont like u
Aman Tiwari"IF YOU DON'T KNOW MATHS , IT MEAN YOU ARE FAR AWAY FROM LIFE."
AyushThe essence of mathematics resides in its freedom.
Georg Cantor"If you able to solve the problems in MATHS, then you also able to solve the problems in your LIFE" (Maths is a great Challenger)
Vignesh
Six pipes are fitted to a water tank. Some of theses are inlet pipes and the others outlet pipes. Each inlet pipe can fill the tank in 9h and each outlet pipe can empty the tank in 6h. On opening all the pipes, an empty tank is filled in 9h. The number of inlet pipes is
(a) 2
(b) 4
(c) 3
(d) 5
Two coal loading machines each working 12h/day for 8days handle 9000tonnes of coal with an efficiency of 90%, while 3 other coal loading machines at an efficiency of 80% are set to handle 12000tonnes of coal in 6days. Find how many hours per day each should work?
(a) 20h/day
(b) 18h/day
(c) 16h/day
(d) 14h/day
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