exam Maths Puzzle Numerical Ability

x - 2 over x - x over x + 3

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exam Other Question

A kayaker paddled 2 hours with a 6 mph current in a river. The return trip against the same current took 3 hours. Find the speed the kayaker would make in still water. For what value of y does (4,1-y) = (4,y-3)?

a.2 b.4 c.3 d.-2