Start learning 50% faster. Sign in now
Distance upstream= 36 km, time taken to row upstream = 3 hrs. Speed upstream = `36/3` =12 km/hr. Distance downstream= 51 km, time taken to row downstream = 3 hrs.
Speed downstream = `51/3` = 17 km/hr.
Man’s rate in still water = `1/2` (17+12) kmph = 14.5 kmph
Which one of the following is correct ?
Which among the following is the primary function of a scanner?
What is the use of Incognito mode in browsers ?
One nibble is equal to how many bits?
A DVD is an example of a(n)
______are specially designed computer chips that reside inside other device, such as your car or your electronic thermostat.
The server on the internet is also known as ___________.
a device that is used with a computer but is not an essential part of it.
Which type of memory holds only that program and data that CPU is presently processing?
__________was the first browser to display images inline with text instead of displaying images in a separate window.