Two friends Aku and Chika are stationed at two different points P and Q respectively along the same bank of a straight stretch of a flowing river. The ratio of the speeds of Aku and Chika in still water is 1 : 3. When Aku and Chika swim in the opposite directions from P and Q respectively, they meet at a point 30 meters from Q. If the time taken by Aku to reach point Q and Chika to reach point P from their original positions P and Q is the same, then the distance (in meters) between P and Q is
a person brought a load of bags towarda a weighing machine and measured the weight of the bags in a particular order. First he weighed 3 bags individually, then weighed the bags taking 2 at a time of different combinations and lastly weighed all the three bags at a time. The recorded weight for the last measure was 203 kg. What is the average of the 7 measurers he has taken?
Ajay and Vijay had p and coins respectively.Each of them starting with Ajay quadruples the number of coins with the other alternately.After 2N times the number of quadrupling the number of coins with the other, where N is any positive integer >10,each of them had the initial number of coins. Find p/q
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