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ATQ, Downstream speed of the Ship = (s + 30)/5 = ‘0.2s + 6’ km/h Upstream speed of the Ship= (s – 10)/5 = ‘0.2s – 2’ km/h Speed of the stream = (0.2s + 6 – 0.2s + 2)/2 = 4 km/h Speed of the ship in still water = 5 × 4 = 20 km/h According to question: 0.2s + 6 = 20 + 4 0.2s = 18 s = 90 So the time taken by the ship to cover ‘4s – 170’ km in still water = (4 × 90 – 170)/20 = 9.5 hours = 9 hours 30 minutes
Which one word among the following words cannot be formed with the letters of the word ‘CARPENTER’ ?
The Commission for Agricultural Costs and Prices (CACP) recommends minimum support prices at national level for
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Match List-I (Author) with List-II (Book) and select the correct answer using the codes given below the Lists:
Consider the following statements about Article 30 (Right of minorities to establish and administer educational institutions) of the Constitution:
<...Three containers have their volumes in the ratio 3: 4: 5. They are full of mixtures of milk and water. The mixtures contain milk and water in the ratio...
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