Problema Solution

A page of a magazine contains 70 square inches of type. The height of the page is twice the width. If the margin around the type is 2 inches uniformly, what are the dimensions of the page? Set up a quadratic equation and solve this problem.

Answer provided by our tutors

let


x = the width

2x = the height


2x*x = 70


by solving the quadratic equation we find


x = 5.92


click here to see the step by step solution of the quadratic equation


Click to see all the steps



the margin around the type is 2 in uniformly thus the dimensions of the page are


width: x + 2*2 = 5.92 + 4 = 9.92 in


height: 2x + 2*2 = 2*5.92 + 4 = 15.84 in