Question 398361
if four people can repair a vehicle in 5 1/2 hours,
 how many people working the same rate will it take to finish the job in 3 hours
:
Use man-hrs here
4 * 5.5 = 22 man-hrs to complete the job
:
let m = no. of men to complete the job in 3 hrs
3m = 22
m = {{{22/3}}}
m = 7{{{1/3}}} men, maybe 6 men and boy