Six builders worked 8 hours a day for 10 day to complete a job if 8 builders worked 6 hours a day for 3 days the remaining work has to be completed by 6 builders in 8 day. How many hours did each builder have to work each day to complete the remaining of the job?
HELP ME PLEASE!?!

Question

anonymous · Answer

let each worker do x amount of work in each day.
so total work=8*6*10*x=480x
the work done=6*8*3*x=144x
remaining work=336x
let t hours they have to do daily.
so in 8 days 6 builder will do=8*6*t*x
48tx=336x
t=336/48=7 hrs