exam Maths Puzzle Numerical Ability

1. Suppose the xy axes are rotated through an angle of 60 degrees for form an xy (new roated system). Find the coordinates of P in the xy(new rotated system) if P=(6,-4)in the xy (

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exam Other Question

Solve and check each of the following equations for x. This is easy and i think I am thinking to hard. Please help.
x/6 - x/8 = 1 Solve the inequality

54.2/5k - 4/15 > -2/3

Any help with this equation would be Greatly</b> appreciated.