Time taken by pipe ‘A’ and pipe ‘B’, together to fill the tank = 6/0.40 = 15 hours Let the total capacity of tank = 105units (LCM of 15 and 35) Efficiency of pipe (A + B) = 105/15 = 7 units/hour Efficiency of pipe ‘C’ = 105/35 = 3 units/hour Tank filled by pipe (A + B) in 28 hours = 12 × 7 = 84 units Time taken by all three pipes to fill the remaining tank = (105 – 84)/ (7 – 3) = 21/4 hrs. =.5.25hours Total time taken = 12 + 5.25 = 17.25 hours
Statements:
Some doors are windows.
All windows are beds.
Some beds are pillows.
All pillows are blankets.
Statements: All stairs are marbles.
All marbles are tiles.
Some tiles are irons.
Conclusions: I. Some tiles are stairs.
I...
Statements: Some speaker are enjoyment.
                         No enjoyment is a music.
Conclusions: I...
Statements:
Some Joker are Clown
Only a few Clown are Hunters
All Hunters are Circus
Some Circus are not Clone
Conclu...
Statement:
Some dogs are cats.
No lion is a dog.
Conclusions:
I. Some cats are lions.
II. Some cats are not l...
Statements:
Only a few clouds are floors.
All floors are roof.
Some roof are drops.
Only a few drops are procedures.
...
Statements:
Only a few hands are ears
Some ears are eyes
All eyes are arms
Conclusions:
I. No arm is a hand
II...
Statements:
Only a few pen is pencil
No pencil is colour
Only a few colour is mobile
Some mobile is laptop
Conclu...
Statements:
Some Distance are Miles
All Miles are Race
Some Race are not Time
Conclusion:
I. Some Miles are not Time<...
Statements:
Only a few rats are rabbit.                                                   Â...