10 computer operators can compose 120 pages in 2 hours. How many opera

1.	10 computer operators can compose 120 pages in 2 hours. How many operators should work if the job is tobe completed in 30 minutes?
Answer» No. of pages composed by 1 computer operator in1 hour=120/(10*2) =6 pagesno. of pages composed by 1 computer operator in30 minutes=6/2=3 no.of computer operators to work to compose 120 pages in 30 minutes=120/3 =40 thus 40 computer operators have to work to compose120 pages in 30 minutes

10 computer operators can compose 120 pages in 2 hours. How many operators should work if the job is tobe completed in 30 minutes?

Answer»

No. of pages composed by 1 computer operator in1 hour=120/(10*2) =6 pagesno. of pages composed by 1 computer operator in30 minutes=6/2=3

no.of computer operators to work to compose 120 pages in 30 minutes=120/3 =40

thus 40 computer operators have to work to compose120 pages in 30 minutes