exam Maths Puzzle Numerical Ability

Rational Expression

x=x/2 - 4

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exam Other Question

The base of a rectangle is twice the side of a square, and the height of the rectangle is two more than the side of the square. The area of the rectangle is 32 square inch units more than the area of the square. Find the dimensions of the rectangle. it has been determined that at the age of 10 a girl has reached 84.4% of her final adult height. Dana is 4 ft 8 in at the age of 10. What will her final adult hight be. How do you figure it out she grew 15.6%.