Question
The ratio of the speed of a boat in still water to the
speed of the stream is 4:1. If the boat takes 10 hours to cover 240 km downstream, find the total time taken by the boat to cover 180 km upstream and 180 km downstream.Solution
ATQ, Let the speed of the boat in still water be 4x km/h and the speed of the stream be x km/h. From the downstream trip, 
Speed of boat in still water = 4x = 16 km/h Speed of stream = x = 4 km/h Time taken to cover 180 km upstream and 180 km downstream: 
Find the correct answer:
Mother : Child :: Cloud : ?
In which of the following years was the National Archives of India established?
India became a member of the UN Statistical Commission starting from 1st January 2024. For how many years will India serve in this term?
Citigroup Inc has planned to sell their Indian consumer businesses to the private lender ____ for $1.6 billion.
Which one is the indigenous train accident system built by Indian Railways?
Identify the black soil region of India from the following.
Puducherry Chief Minister V Narayanasamy has submitted his resignation to Lieutenant Governor Tamilisai Soundararajan. The Puducherry Legislative Assemb...
How many members are nominated by the President to the Rajya Sabha?
Until which year is the National Quantum Mission (NQM) being implemented, as approved by the Union Cabinet?
Dugong is the key fauna of which Biosphere Reserve?
Relevant for Exams:
