Question
A man can row at 4 kmph in still water. If the velocity
of current is 3 kmph and it takes him 8 hour to row to a place and come back, how far is the place?Solution
Let the distance be x km. Speed upstream = 4 – 3 = 1 kmph Speed downstream = 4 + 3 = 7 kmph => (x/7) + (x/1) = 8 => (x + 7x)/7 = 8 => 8x = 56 => x = 7 km
Find which one of the given words can be made from the letters of the given word.
‘ FABULOUS ’
...Statement:
Some doors are tables
Only tables are benches
Only a few tables are windows
No door is clock
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Onion: Cauliflower :: Turmeric :Â ?
How many persons live between L and K?
Select the correct combination of mathematical signs to sequentially replace the * signs and balance the given equation.
11 * 7 * 345 * 5 * 31 ...
If A @ B means A is the spouse of B. A # B means A is the sister of B. A $ B means A is the brother of B. A % B means A is the son of B. If 'B % C @ D $...
Eight persons P, Q, R, S, T, U, V and W sit in a linear row. All of them face towards north. P sits third from one of the ends. Only two persons sit bet...
Three of the following four options are alike in a certain way based on the Alphabetical series. Which one among the following doesn’t belong to the g...