Ricky participated in bicycle race. the total distance to be covered was 52 miles. if he cycled at a constant rate of 13 miles per hour, how much time did ricky take to complete the race?

Atoy company is considering a cube or sphere-shaped container for packaging a new product. the height of the cube would equal the diameter of the sphere . compare the volume to surface area ratios of the containers. which packaging will be more efficient? for a sphere, sa =4πr²

What is sin 7x/4 ? i need on this urgent trig

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x