Question
A person at a railway station hears the sound of an
explosion 3.6 km away, after 40 seconds. What is the speed of sound in this situation?Solution
ATQ,
Speed of sound
= (3.6 × 1000) / 40
= 3600 / 40
= 90 m/s
Select the option that is related to the third word in the same way as the second word is related to the first word.
Fragile : Delicate :: Abundant : ?
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REASON: WVF...
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8 : 576 : 13 : ? Select the word pair in which the two words are related in the same way as the two words in the following word-pair. Â
Six : Hexagon
Select the option in which the numbers are not related in the same way as are the number of the following set.
(25, 11, 275)
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