Math, asked by Jaydurgapressgamil, 3 months ago

fifteen workers take 4 hrs to build a wall , How many hrs will 12 workers need to build same wall

Answers

Answered by sarkarpratima083

0

Sorry I didn't know Sorry

Answered by krutishah0606

1

15---4

12----?

So, multiply 12 by 4 and divide by 15.

(cross multiplication)

thus

12x4=60

60/15 = 4

therefore, 12 workers need 4 hrs to bulid the same wall.

good Luck

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