exam
Maths Puzzle
Numerical Ability
quadratic solve by factoring out
6x^2 +12x =0
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exam Other Question
one integer is 2 more than 5 times another integer. if the difference of the two integer is 26, what is the small integer? Smaller integer=
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.