A scale drawing of a playhouse is shown below. What is the total height of the actual playhouse? A. 4 ft
B. 6 ft
C. 8 ft
D. 16 ft

If i have 20$ and i gave 5$ away how much i got

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

What is the value of the discriminant, b2 ? 4ac, for the quadratic equation 0 = x2 ? 4x + 5, and what does it mean about the number of real solutions the equation has?