Match each inequality with the correct solution. u > 6 - 2
3 + 4 < u
u + 4 < 8
9 - 2 > u
Answers:
7 < u, 7 > u, u < 4, u > 4

Gravel is being dumped from a conveyor belt at a rate of 25 ft3/min, and its coarseness is such that it forms a pile in the shape of a cone whose base diameter and height are always equal. how fast is the height of the pile increasing when the pile is 14 ft high? (round your answer to two decimal places.) ft/min

Solve 13 + w/7= -18 (w/7 is a fraction)

Lines a and b are perpendicular. if the slope of line a is 3, what is the slope of line b?