A man row upstream at 8 kmph and downstream at 13 kmph. The speed of the stream is?
5 kmph
2.5 kmph
10.5 kmph
4 kmph
4.2 kmph
Speed of stream = (13-8)/2 => 2.5 kmph
0, 2, 8, 14, ?, 34
1, 4, 2, 8, 6, 24, 22, 88, ?
1, 4, 9, 16, 25, ?
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