12 persons can do a piece of work in 4 days. How many persons are required to co

Question

12 persons can do a piece of work in 4 days. How many persons are required to complete 8 times the work in half the time ?

Options:

A . 144

B . 180

C . 190

D . 192

Answer: Option D

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Question 1. If 5 engines consume 6 metric tonnes of coal when each is running 9 hours a day, how many metric tonnes of coal will be ....as much as 4 engines of the latter type ?

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Question 7. A team of workers was employed by a contractor who undertook to finish 360 pieces of an article in a certain number of d....many days did they take to complete the job ?

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