What is the surface area of a sphere with a diameter of 10 inches?

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g

On the day a coffee shop first opened, it had 140 customers. 65% of the customers ordered a large coffee. how many customers ordered a large coffee? enter your answer in the box.

Ateam of runners is needed to run a 1 2 -mile relay race. if each runner must run 1 4 mile, how many runners will be needed?