Question
A boat running downstream covers a distance of 60 km in
6 hrs and covering the same distance upstream in 15 hrs. What is the speed of a boat in still water?Solution
Downstream speed = 60/6 = 10 km/hr Upstream speed = 60/15 = 4 km/hr So speed of boat in still water = (10 + 4)/2 = 7 km/hr
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In the following question, four words are given, out of which only one word is correctly spelt. Find the correctly spelt word.
The political retoric of foreign aggression is backed up by very brisk policing at home.
...Four words are given, out of which only one word is spelt correctly. Choose the correctly spelt word and click the button corresponding to it.
(a) Tariff (b) Tarriff
(c) Tarif (d) Tarrif
In each question below, four words printed in bold type are given. One word printed in bold might either be wrongly spelt or inappropriate in the conte...
Choose the word with the correct spelling.
Choose the correct spelling from the options given.
In the following sentence, four words or phrases have been highlighted. One of them is incorrect. Choose the INCORRECT word or phrase from the given opt...
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