The marker cost 1/3 as much as the pen. the pen cost 1/3 as much as the book. the book cost 1/3 as much as the game. the price of the game

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

In need of in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.

What is the volume of this container?