Jorge compró 4/12 Kg de azúcar en enero, en febrero compró 5/12 Kg de azúcar y en marzo compró 2/12 Kg de azúcar, ¿cuántos Kg de azúcar, ¿cuántos Kg de azúcar compró en total? *

7. the area of the playing surface at the olympic stadium in beijing isof a hectare. what area will it occupy on a plan drawn to a scaleof 1: 500?

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.

Find the value of x for which line a is parallel to line b