Question
A tap can fill a tank in 6 hours. After half the tank is
filled, three more similar taps are opened. What is the total time taken to fill the tank completely?Solution
1. The first tap alone fills half the tank in 3 hours. 2. With 4 taps running, the remaining half is filled in 1.5 hours. 3. Total time = 3 + 1.5 = 4.5 hours.
- In each sentence below, four words have been printed in bold which are numbered (1), (2), (3), and (4). One of these words may be misspelt or inappropriate...
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...
- In each of the questions below, a sentence is given with four words highlighted in bold in the sentence. Among these bold words one may be wrongly spelt. T...
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