A piece of string 64cm long is divided into three pieces in the ratio of 1:2:5. Calculate the length of the longest piece.

What is the value of x? enter your answer in the box. photo attached.

Given f(x)=2x^2-8x+6 and g(x)=3x-1 find f(x) +g(x) a. 2x^2+5x+5 b.2x^2-11x+7 c. 2x^2-5x+5 d.2x^2-5x-5

The sales totals at macy's food store have increased exponentially over the months. which of these best shows the sales in the first three months?