This movie is X-rated.

The rate of return on this investment is 10%.

The company charges a uniform rate for all its services.

At any rate, I need to finish this project by tomorrow.

This movie is R-rated, so children must be accompanied by their parents.

He is a second-rate actor.

He is a first-rate chef.

The lapse rate describes the rate at which temperature decreases with increasing altitude.

The city has seen a significant decrease in the crime rate over the past year.

The central bank decided to lower the bank rate to stimulate the economy.