1.

11 men can dig 6 3/4 metre long trench in one day. How many men should be employed for digging 27 metre long trench of the same type in one day?

Answer»

Let’s consider number of men required be ‘x’ men

Length of trench (m)27/427
Number of men11x

(27/4)/11 = 27/x

By cross-multiplying

x27/4 = 27(11)

x27/4 = 297

x = (297 × 4)/27

= 44

∴ To dig 27 m long trench of same type in one day requires 44 men.



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