10 computers operators can compose 120 pages in 2 hours. How many operators should work, if the job is to be completed in 30 minutes.
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no. of pages composed by 1 computer operator in 1 hour=120/(10*2)
=6 pages
no. of pages composed by 1 computer operator in 30 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 compose 120 pages in 30 minutes
=6 pages
no. of pages composed by 1 computer operator in 30 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 compose 120 pages in 30 minutes
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10computer can type 120page in 2hr .how many operators should work to complete job In 30min
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