Question

.24 men working at 8 hours per day can do a piece of work in 15 days. In howm
can 20 men working at 9 hours per day do the same work?
St
3.​

Answer 1

Answer:

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Step-by-step explanation:

24 men working 8\ hrs8 hrs / day can do a piece in 1515 days 

\therefore∴ Total work units =24\times 8\times 15=24×8×15

=2880=2880

No.of days required by 2020 men, working at 

a hrs/day=\dfrac{2880}{20\times 9}hrs/day=20×92880

16\ days16 days