Darma can eat 20 peanuts in 15 seconds. At this same rate, how many peanuts could she eat in 6 minutes?
There are 60 * 6 = <<60*6=360>>360 seconds in 6 minutes.
Then there are 360/15 = <<360/15=24>>24 sets of 15 seconds.
So, Darma could eat 24 x 20 = <<24*20=480>>480 peanuts.
#### 480