###Human: Percius has a collection of marbles. 40% of them are clear. 20% are black, and the remainder are all the other colors. A friend of his asks if he can take five marbles. On average, how many marbles of other colors will his friend end up getting?, ### Assistant: 40% of the marbles are of other colors because 100 - 20 - 40 = 40
The friend will on average get 2 other colored marbles because 5 x .4 = 2 
 So the answer is :  2