The rate of fire was 1 shot per 1.5 minutes.

"Do you know what six calls per minute for five hours does to your phone lines?"

One per minute works out to over half a million people dead from heart problems every year.

The questions are shown at a rate of 33 per minute.

His own heart rate was over one hundred per minute.

With this thought in mind, I made perhaps one step per minute.

Production rates of 15 to 30 parts per minutes are common.

The figure above which wear could take place is 3,500 feet per minute.

Call charges for either number are €1.35 then €0.35 per minute.

The number of steps may be increased up to 180 per minute.