A rally car racecourse covers 515.97 miles. The winning car completed the course in 6.2 hours. What was the average speed of the winning car?

Which expression is equivalent to (4x^3*y^5)(3x^5*y)^2 \a) 24x^13*y^7b) 36x^13*y^7c) 36x^28*y^7d) 144x^16*y^12

Need ! discuss how to convert the standard form of the equation of a circle to the general form. 50 points

The constant of proportionality is always the where k is the constant of proportionality. additionally, you can find the constant of proportionality by finding the ratio for any point onasap