Question #6415848Single Choice
Algebra-2
Question
Hydropower: The power output ( P ) (in megawatts) of a hydroelectric dam varies directly as the cube of the water flow rate ( Q ) (in cubic meters per second). If a dam generates 50 MW with a flow rate of 30 m³/s, what is the power output at a flow rate of 45 m³/s?
Options
A
172.25 MW
B
184.75 MW
C
197.25 MW
D
168.75 MW