The formula for the volume of a sphere is V = 4/3r^3The steel ball to the right is in the shape of a sphere and has a diameter of 6 millimeters. a. Find the exact volume of the sphere.
b. Find a 2 decimal place approximation for the volume.

a. The exact volume of the sphere is [___] cubic millimeters.
(Type an exact answer, using as needed)

The cash price of a television is $580.the hire-purchase price of the television is $865.the hire-purchase price is an initial deposit of n% of the cash price and 6 equal monthly payments of $120.find the value of n.

Amountain climber starts a climb at an elevation of 453 feet above sea level at his first rest stop he has climbed 162 feet and by his second rest stop he has climbed another 207 feet its getting late in the day so the climber starts his way down if the climber desends 285 feet how much does he need to ascend or descend to return to the original starting point

Sanjay solved the equation below. which property did he use to determine that 7x+42=42 is equivalent to 7(x+6)=42 7x+42=42 7x=0 x=0