To calculate the unit rate of millimeters per minute for the amount of rain that fell during the thunderstorm, you need to divide the total amount of rain by the number of minutes.
Total amount of rain: 990 millimeters
Total time: 55 minutes
Unit rate (millimeters per minute) = Total amount of rain / Total time
Unit rate = 990 mm / 55 min
Now divide 990 by 55 to get the unit rate:
Unit rate = 18 mm/min
This means that the rain was falling at a rate of 18 millimeters per minute during the thunderstorm.
during a thunderstorm yesterday 990 millimeters of rain fell in 55 minuets what is the unit rarte for millimeters per minute
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