A town's yearly snowfall in inches over a 10-year period is recorded in this table. What is the mean of the snowfall amounts?

15.0 in.

17.0 in.

17.9 in.

18.9 in

The system of equations graphed below has how many solutions? y = 2x + 2

Need this at the city museum, child admission is 6 and adult admission is 9.20. on tuesday, 132 tickets were sold for a total sales of 961.60. how many adult tickets were sold that day?

The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?