 
<translate> 40% nke marbles ndị ahụ nwere agba ndị ọzọ n'ihi na 100 - 20 - 40 = 40. Enyi ahụ ga-enwetarịrị bọọlụ bọọlụ abụọ ndị ọzọ n'ihi na 5 x.4 = 2. Azịza ikpeazụ ya bụ: 2. <eng> 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.
The final answer: 2. 