A tank can be filled by three pipes and and and or in 5 10 and 15 hours when the tank is empty all the three pipes are opened the pipes m n and o for the amount of liquid a b and c
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singarapusreehanth6:
what is his name dear
yogender
ohhh
can you tell yout love story
no sorry
yrr
just know about your true love
hii
hey where r u
hlooo
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