Question
A boy can swim a certain distance downstream in 4 hours
and return in 5 hours. If the rate of stream is 3 kmph then what is the speed of boy in still water?Solution
Let the speed of the boy in still water be x kmph. Then, (x + 3) × 4 = (x – 3) × 5 => 4x + 12 = 5x - 15 => x = 27 kmph
In the question, assuming the given statements to be true, find which of the following conclusion(s) among the three conclusions is/are true and then g...
Statements : Y $ N * G © J @ QÂ
Conclusions :Â
I. G @ QÂ
II. Q * YÂ
III. Q % G
Statements: M = N; A < C < E; N > A
Conclusions:
I. E > N
II. M > C
Which of the following will be definitely true if the given expression P > S ≥ U > V = T ≤ W < R = Q is definitely true?
Statements: T = U, V < M, W ≥ T, U ≤ V
Conclusion:
I. U ≤ W
II. M > U
Statements:
P < Q < R < S ≤ B < H; S > N ≥ Y
Conclusions:
I) P < Y
II) R ≥ N
In the question assuming the given statements to be true, find which of the conclusion(s) among given three conclusions is/are definitely true and then...
Statements: D = E ≥ G = K, O > B ≤ C = K, E ≤ I < F
Conclusions: I. K > O II. D ≥ C
...Statements:M > N,N < O,O < P
Conclusions: I. M ≥ P II. O > M
Statements: S @ O, O & E, E $ K, K # C
Conclusions: I. S @ K II. K @ O III. C @ E
...
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