Math, asked by nalinimishra234, 4 months ago

15 workers take 12 hours to buid a
wall How many hours will 9 worker
need to build the same wall.​

Answers

Answered by Prashant1602
1

the time taken by 15 workers = 15/12 =1.25

the time taken by 9 worker =9×1.25= 11.25

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