Question
An inlet pipe can fill a tank in 12 hours, whereas an
outlet pipe can empty the same tank in 18 hours. Find the time taken by four such inlet pipes and three such outlet pipes to fill the tank completely if all the pipes are opened together.Solution
ATQ, Let the total capacity of the tank be 36 units (LCM of 12 and 18). 
Required time = (36/(12-6)) = 36/6 = 6 hrs
What is the full form of DFD?
___________ is also known as protocol convertor.
In File Explorer of Windows 11, to reduce the space between files, select View > _______ view.
Which of the following appropriately relates with starting up an operating system?Â
Which of the following is not an input device ?
Which of the following command is used to rename the file or folder?
________ is a type of memory circuitry that holds the computer’s start-up routine.
Software, such as Explorer and Firefox, are referred to as _____.
How many digits are there in Mobile Money Identifier (MMID)?
Which of the following option can be pressed to create a new email message in Gmail?
Relevant for Exams:
