Mrs. Alvarez asked different age groups of her class how many hours of TV they watched per day (to the nearest half-hour). The results are shown below. 1/6 hr., 5/12 hr., and 1/6 hr.

How many minutes did the whole class watch TV?

The figure above shows the lengths of thesides of a rectangle in cm. find the valuesof x and y and then the area of the rectangle.sides: top= 3x - yleft= 3y + 4bottom= 2x + yright= 2x - 3 use both methods, elimination and substitution, if possible.

Which system of linear inequalities is represented by the graph? + l tv x-3y > 6 and y > 2x o x + 3y > 6 and y o x-3y > 6 and y> 2x o x + 3y > 6 and y > 2x + 4 la +

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?