Question
A boat running downstream covers a distance of 28 km in
2 hrs while it covers the same distance upstream in 7 hrs. Then speed of the boat in still water isSolution
Let the speed of boat in still water be a km/hr and that of stream be b km/hr. Therefore, 28/(a + b)= 2 ⇒ a + b = 14 ………..(i) 28/(a – b)= 7 ⇒ a + b = 4 ………..(ii) On adding, eq (i) and (ii) ⇒ 2a = 18 km/hr ⇒ a = 9 km/hr
Television can increase our knowledge 1)/ of the outside world, there are high quality programmes 2)/ that helps us understand 3)/ many fields of study,...
I have been knowing(1)/ him for the last(2)/ five years but now I don’t(3)/ know where he lives.(4)
One major reason (1) / for the popularity of television is (2) / that most people like to stay at home. (3) / No error (4).
Each of the candidates (1)/ have to submit (2)/ their application forms (3)/ by the end of the day. (4)
Inside it is a (A)/confection of dark (B)/polished wood, shine brass (C)/and comfortable banquettes (D).
...It was he who came running in the house with the news about the earthquake.
The following sentence has been split into four segments. Identify the segment that contains a grammatical error.
During an earthquake, / it is...
The following sentence has been divided into parts. One of them may contain a grammatical error. Select the part that contains the error from the given...
Select the segment which has a grammatical error.
Anupam posses five golden phones but he would not show them to anyone
We could finish the construction early only if we cut corners .
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