 
 <prompt> ```In eight years, Mr. Bernard go dey 3 times as old as Luke dey now. If Luke na 20, wetin be 10 years less than their average age?``` <response>: ```If Luke na 20, e go dey 20+8 = 28 years old for eight years.
For eight years, Mr. Bernard go dey 3 times as old as Luke dey now, wey be 3*20= 60 years old.
Mr. Bernard dey 60-8= 52 years old now
The total of their current ages na 52+20 = 72
Their average age na 72/2 =36
10 less than their average age na 36-10 = 26 years.

The final answer: 26.``` 