iswarya99 iswarya99

02-03-2021
Mathematics

contestada

10 Mason's can build a wall working 7 hours a day,in 12 days.In how many days can the work be completed by 14 persons working 8 hours a day?

Respuesta :

kaylarowland86 kaylarowland86

02-03-2021

Answer:

7 hr * 12 days = 84 hours

10*84 = 840 man-hrs to build the wall

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14 men * 8 hr = 112 man-hrs/day

840/112 = 7.5 days

Step-by-step explanation:

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