yeshiwangdi
contestada

20 experts can solve a complex mathematical question in 60 minutes. 20 dull people

can solve the same complex mathematical question in 180 minutes. If 10 experts and

10 dull people sit to solve the same question, how many hours will they take​

Respuesta :

Answer: 10*1/20*1+10*1/20*3

(hints..... 1 experts =1/20*60mins and 1 dull =1/20*180mins)