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//chapter 19 Ex 4
clc;
clear;
close;
sCycle=12; sBoat=10; sRiver=4;
sAvgCyclist=12; //since the speed of cyclist is same in both directions
sDown=sBoat+sRiver;
sUp=sBoat-sRiver;
sAvgSailor=(2*sDown*sUp)/(sDown+sUp);
if(sAvgCyclist>sAvgSailor)
{printf("The cyclist will return to place A first");}
else{printf("The sailor will return to place A first");}
end
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