Question
The speed of the boat upstream and downstream are in
the ratio of 3:4. If the boat covers a distance of 147 km in still water in 7 hours, determine the speed of the stream.Solution
Speed of the boat in still water = 147/7 = 21 km/h Let the speed of the stream be ‘x’ years According to question: (21 – x)/(21 + x) = 3/4 84 – 4x = 63 + 3x 7x = 21 x = 3 So the speed of the stream = 3 km/h
In the question below, a sentence is given with four words highlighted in bold. One of these four words may either be wrongly spelled or inappropriate ...
In the following questions, four words are given in bold. One of them may be incorrectly spelt. Identify the incorrectly spelt word. If all are correct...
In each question below, a sentence is given with a part of it printed in bold type. That part may contain a grammatical error. Each sentence is followe...
Choose the word with correct spelling.
- The following sentence contains a word with a spelling error. Rectify the sentence by selecting the correct spelling of the identified word from the given ...
Select the sentence with no spelling errors:
1) Decietful
2) Desolate
3) Ingridient
4) Poisonus
But quite like his perfumes, this museum will always remain a timely celebration of his creations , a true jewel in his turban.
...Choose the word with the correct spelling.
Select the CORRECTLY spelt word.
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