Question
The speed of a boat in still water is 13 km/hr and the
speed of the stream is 3 km/hr. A man rows to a place at a distance of 80 km and comes back to the starting point. The total time taken by him is:Solution
Rate downstream = (13 + 3) kmph = 16 kmph Rate upstream = (13 – 3) kmph = 10 kmph According to the question, Time = Distance/Speed Hence, Required time = 80/16 + 80/10 = 5 + 8 =13 hours
In each of the questions below four words are highlighted in the sentences. One of these four words printed in bold may be either wrongly spelt or inap...
Select the most appropriate synonym of the given word.
ACCURATE
Hover
A. Seagulls hover over the surging waves.
B. I saw some spies hovering my house.
C. Hard work never did anyone any hover .
In the question below, two sentences with one word in each highlighted in bold. From the options, choose the one that can replace the highligh...
Select the wrongly spelt word.
Directions: In each question below, word is used in four different ways. Choose the option in which the usage of the word is INCORRECT or INAPPROPRIATE....
Select the word which means the same as the group of words given.
Branch of physics dealing with the properties of sound
In the given question, a word has been given and there are three ways in which the word has been used, in similar or different forms. You need to see w...
The word is no longer in use.
Scandalous
A. The allegations of a scandalous incident have been circulating inside media offices for weeks now.
B. It is scandalous that ...
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