8. Twelve typists, all working with same speed,
type a certain number of pages in 18 days
working 8 hours a day. Find, how many hours
per day must sixteen typists work in order to
type the same number of pages in 9 days ?
solve by arrow method.
Answers
Answered by
16
Answer:
12 hrs/day
Step-by-step explanation:
let speed of typing of each typist=x pages/hr
No of pages typed by 12 typist in 18 days working 8 hrs a day
=8x*12*18=1728x pages
Working hrs required=1728 hrs
so hrs per day for 16 persons in 9 days
=1728/9*16
=12 hrs/day
Answered by
7
the answer is 12 hours per day and one more thing there is nothing called as Arrow method there is unitary
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