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Maths Puzzle
Numerical Ability
If a plane flies eastward for four hours with a 60 mph tailwind and returns in five hours, what was the total distance traveled?
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book Other Question
how do you do variables .
Ex.
x=4, y=12
factor the following:
4x2 - 39x + 27
the 4x is squared
I am not sure if this is factorable or not