Question
The speed of a boat in still water is 5 km/hr more than
that of the current. The time taken by the boat to cover 425 km downstream is 8.5 hours. Find the total time taken by boat to travel 550 km downstream and 45 km upstream.Solution
Therefore, downstream speed of the boat = 425/8.5 = 50 km/hr And, upstream speed of the boat = 5 km/hr Required time taken = (550/50) + (45/5) = 11 + 9 = 20 hours
Which of the following is primarily an economic union of the Post-Soviet states located in Eastern Europe, Western Asia and Central Asia?
 In which state/union territory is Losar celebrated to mark the start of the new year in that region?
Which of the following statement is correct about Dhamek stupa?
1. Dhamek Stupa is the most noticeable structure in Sarnath, near Varanasi.
<...Which of the following is NOT an agent of soil prosion?
In which of these states The Nilgiri Biosphere Reserve is been located?
To strengthen the hands of the States in the spirit of cooperative fiscal federalism, the scheme for providing financial assistance to the States for c...
In Aadhaar Paperless Offline e-kyc, the XML file contains demographic details such as Name, DOB, Gender, and Address. How is the photo encoded within th...
The Lucknow Pact was signed in ______ by Congress and the Muslim League to work in alliance for representative government.
- What is the full form of ICCW?Â
‘Natural Levees' are:
Relevant for Exams:
