10 people can write 55 book in 12 days working 8 hour a day.then in how many day 198 can be written by 48 people?	Choose one:
A) 9 B) 13 C) 21 D) 24 E) 23
work per day epr hour per person= 55/(12*8*10) // eq-1   people=48; let suppose day=p; per day work for 8 hours   acc. to condition   work per day epr hour per person= 198/(p*8*48) // eq-2   eq-1==eq-2;   p= 9   9NSWER:9
<result>A</result>
10 people can write 55 book in 12 days working 8 hour a day.then in how many day 198 can be written by 48 people?