book Maths Puzzle Numerical Ability

2x+5/2 < x/2-2

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book Other Question

Ken Griffey, Jr., is listed as being 6 ft. 3 inches tall and weighing 205 pounds. What is his BMI to the nearest 10th?

BMI = (weightinpunds)/(heightinches)^2
What are the steps to solve for the domain of F contains all reall number x except x=_________ from the problem f(x)= (7x+7)/(5x+8)?