exam
Maths Puzzle
Numerical Ability
x^2+6x-16/x-2=x+8
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exam Other Question
an airplane tooke 2 hours to fly 600 km against a head wind. The return trip with the wind took 1 2/3 hours. Find the speed of the plane in still air.
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IS it possible to draw a quadrilateral so that all sides have positive slopes.If so do it if not explain why not.