I don't understand this question can someone help me with this please, please explain If u dont know try your best :D

The radius of a sphere is 3 inches. which represents the volume of the sphere?

Select all the correct locations on the table. consider the following expression. 76.493 select "equivalent" or "not equivalent" to indicate whether the expression above is equivalent or not equivalent to the values or expressions in the last column equivalent not equivalent 343 equivalent not equivalent 49 78.498 78.498 75.493 equivalent not equivalent 75.7 equivalent not equivalent

Which ordered pair is a solution of the equation? 2x+3y=10