Question
Two trains 175 metres and 125 metres in length are
running towards each other on parallel tracks, one at the rate 55 km/hr and another at 35 km/hr. In how many seconds will they be clear of each other from the moment they meet?Solution
Required time = Sum of the lengths of trains / Relative speed Relative speed = 55 + 35 = 90 kmph = (90 × 5)/18 = 25 m/sec Required time = (175 + 125)/25 = 300/25 = 12 seconds
They also lay claim to being the only brothers to finish first and second in the same race.
- The following sentence has been divided into parts. One of them contains an error. Select the part that contains an error from the given options. If the se...
From on of the windows of my flat I can see the Qutub minar,” said my friend.
Plastics represent an example of (A)/a consumption externality, which involves much people, (B)/rather than a production externality, (C)/which involve...
In the question below, a sentence is given, divided into five parts (A) , (B) , (C) , (D) and (E) . One of the parts is grammatically incorrect or has ...
You should avoid (A)/to look into these matters as (B)/they are complicated and could be (C)/handled only by a professional (D).
Read the given sentence to find out whether there are any grammatical/ contextual errors in them. The errors, if any, will be in two of the parts of th...
In the question given below, a sentence is given, divided into parts. One of the parts may contain an error. Identify the part that contains the error,...
Read the following sentence carefully and identify if there is any grammatical error in it. If you find any error, choose the part (A, B, C, or D) con...
Guru Gobind Singh said it was our duty to come to the defence of all those who were threatened through no fault of their own.