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According to Question; Efficiency of pipe ‘A’ = (150/15) = 10 litres/hour Efficiency of pipe ‘C’ = 10 ÷ 1.25 = 8 litres/hour Efficiency of pipe ‘B’ = 8 × 1.5 = 12 litres/hour Time taken by all the pipes together to fill the tank = {150/(10 + 8 + 12)} = (150/30) = 5 hours Or, time taken by all three pipes together to fill the tank = 5 × 30 = 150 minutes
CREDITABLE
Suppress
Select the most appropriate antonym of the given word:
Persevere
A) Prance B) Bloc C) Archaic D) Caper
...A person who studies or is an expert in the study of insects.
Select the most appropriate ANTONYM of the given word.
Native
FALLACY
Choose the word that means the same as the given word.
Quandary
Bellicose