exam Maths Puzzle Numerical Ability

three times the width of a certain rectangle exceeds twice its length by three inches and four times its length is twelve more than its perimeter.Find the dimensions of a rectangle.

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exam Other Question

Write as a single logorithm:
(1/2)ln(x^2+1)-4ln(1/2)-(1/2)[ln(x-4)+ln x] A television tower has a guy wire attached 6 meters from the top of the tower and secured to the ground 40 meters from the base of the tower. If the guy wire is 50 meters in length, how tall is the tower?