6 people can do work in 80 days how much people they required to complete the work in 16
days ? Choose the correct choice from the following options: A) 10 B) 20 C) 30 D) 40 E) 50

Rationale: man and days concept . . . 6 m * 80 d = m * 16 d solve it , total no of people required is 30 ; answer : c
Answer: C