Question
A boat covers 24km upstream and 36km downstream in 6
hours while it covers 36km upstream and 24km downstream in 13/2 hours. The speed of the Boat is.ÂSolution
Let the speed of boat in still water =B and speed of stream =S ATQ-
In these types of questions, make factor of 24 and 36 and choose the common values which satisfy the above equations. 24=2,3,4,6,8,12 36=3,4,6,9,12,18 Choose the greatest common factor. Put this value in equation (1)
B-S=8 B+S=12 B=10, S=2 Speed of Boat=10km/h.
On the bank of now dry course of which river, the ancient city of Harappa was built?Â
The 7th World Ayurveda Congress (WAC) was held from December 2 to 4, 2016 at Science City?
'Nagara' temples typically have a ______ style of architecture.
Which of the following movements was called as âBahishkar Yogaâ by Bal Gangadhar Tilak?
What was the new name announced for the Bharat Bill Payment System (BBPS) in August 2024?
The Comprehensive Crop Insurance Scheme (CCIS) was started from 1985 with the objective of providing _______.
The Central Intelligence Agency of the USA has appointed whom as the CIA's first-ever Chief Technology Officer (CTO)?
In the 1907 session of the Indian National Congress, did the Congress split into two parties, soft parties and hot parties?
Which of the following statements is NOT true for Indian monsoons?
Who among the following Delhi Sultanate rulers took the policy of âblood and ironâ to deal with the Mewati community?