Let the total capacity of the tank be 60 units Efficiency of pipe ‘A’ = 60/12 = 5 units/hour Efficiency of pipe ‘B’ = 60/15 = 4 units/hour Tank filled in 10 hours = 10 × 5 = 50 units Therefore, required time taken to fill the remaining tank = (60 – 50)/(5 – 4) = 10 hours Therefore, total time taken = 10 + 10 = 20 hours
The P.M. said that his party would (a)/ not repeat the mistakes (b)/ done by the previous government. (c)/ No error (d)
The MNC recently roped in a new head of the HR department.
In the following question, one part of the sentence may have an error. Find out which part of the sentence has an error and select the appropriate opti...
At his birth, it was predicted that he will grow up to be a world ruler but it was not clear whether this would be political or spiritual.
All 75 people on board the vessel had evacuated safely as the boat foundered about a mile off the coast of the city.
The Ministry said that (1)/the initiative would increased (2)/the active involvement of society (3)/in the fight against tuberculosis (4).
Identify the segment in the sentence, which contains the grammatical error.
Each student will have to carry his own lunch on the picnic.
A nation what had been once tried to kill him was the first to embrace him.
The following sentence has been split into four segments. Identify the segment that contains a grammatical error.
I wish / I am / the Principal /...
The Police has arrested the accused, (A) / but my mentor and boss cleared the air (B) / and tried to get the accused released, (C) / thus earning them p...
