Translate into a mathematical expression: “one third of the difference between x and 4.

Asphere has a diameter of 10 in. what is the volume of the sphere?

For the chance to be team captain, the numbers 1-30 are put in a hat and you get two chances to pick a number, without replacement. which formula correctly shows how to find the probability that you choose the number 1 and then 2?

Pls the last one and it has to be like number 6