exam
Maths Puzzle
Numerical Ability
A tank can be filled by one pipe in 30 minutes & emptied by another in 50ins,if both pipes are open, how long will it take to fill the tank
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Determine the point A(x,y) so that the points A(x,y), B(0,3), C(1,0), D(7,2) will be a vertices of a parallelogram. Thanks for any help.
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