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Time taken by pipe C to empty the full pool = 6 × 2 = 12 minutes Let the capacity of pool = 60 units Number of units of water filled by pipe A alone in one minute = 60/15 = 4 units Number of units of water filled by pipe B alone in one minute = 60/20 = 3 units Number of units of water emptied by pipe C alone in one minute = 60/12 = 5 units Required time taken = 60/(4 + 3 – 5) = 30 minutes
What will come in the place of the question mark (?) in the following equation, if '+' and '–' are interchanged and '×' and '÷' are interchanged?
Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance...
Find the odd “letter group” from the given alternatives:
Six friends, A, B, C, D, E and F, are watching a cricket match in a stadium. The pitch is to their North. D is sitting between A and F. C is not at the ...
Three of the following four letter-clusters are alike in a certain way and one is different.
Pick the odd one out.
A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
MQRT, JNOQ, GKLN, DH...
Five friends Amit, Bipin, Chandan, Dinesh and Edwin are sitting on a beach. Amit is sitting next to Bipin, Chandan is sitting next to Dinesh is not sitt...
Select the correct mirror image of the given figure when he mirror is placed to the right side of the figure.
ANTONYMS
1.
44 : 4 :: 287 : 7 :: ? : 10
