Question
A train 270 metre long takes 36 sec to cross a man
running at a speed of 4 km/hr in the direction opposite to that of train. What is the speed of the train?Solution
Let the speed of the train be x Relative speed = (x + 4) km/hr ⇒ (x + 4) = (270 × 18)/(36 × 5) ⇒ (x + 4) = (4860)/(180) ⇒ x + 4 = 27 ⇒ x = 27 – 4 = 23 km/hr
People want us to join the gun and do something instantaneous but these things have to be done properly.
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I thought the illness was going to take him, but now he is ______________.
In the following question, out of the given four alternatives, select the alternative which best expresses the meaning of the Idiom/Phrase.
 ...
- Select the most appropriate idiomatic expression to fill in the blank.
In the business world you quickly learn to___________.
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Show a clean pairs of heels
No matter what time of day it is, she is always at his beck and call.
- In each of the following questions, an idiomatic expression or a proverb has been given in bold . Choose the option that best expresses its meaning.
The delay will not be affect the scheduled delivery of the aircraft carrier to the Indian Navy.
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