Which answer choice shows 2.115 rounded to the nearest tenth? A. 2.12 B. 2.15 C. 2.2 D. 2.1

Aswim teacher sells lesson packages. the best deal has the highest ratio of lessons to total cost.swim lesson packagesnumber of lessons total cost$10$4010 1 $8015$80which package is the best deal? l lesson for $105 lessons for $4010 lessons for $8015 lessons for $80mark this and returnsave and exit

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0

Look at the figure xyz in the coordinate plane. find the perimeter of the figure rounded to the nearest tenth.