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Part filled by A in 1 hour = 1/15 ; Part filled by B in 1 hour = 1/25 ⇒ Part filled by ( A + B) in 1 hour = ( 1/15 + 1/25 ) = 8/75 ∴ Hence, both the pipes together will fill the tank in 75/8 hours.
Which of the Following Isopleth connects places of equal height above the sea level.
'Duns' are longitudinal valleys situated between the ______ and the Shiwaliks.
Which river is known as the 'Sorrow of Bengal.
Vitamin B-12 contains?
China has the longest border with which of the following country?
With reference to Indian physical features, which of the statements given below is/are correct?
Nanga Parbat is in which of the following state?
Consider the following pairs:
Consider the following statements with reference to tropical easterly jet streams:
1. It causes the reversal in upper air circulation.
Phanigiri Buddhist site, recently seen in news, is located in which state?