lukeallen5140 lukeallen5140

21-02-2022
Mathematics

contestada

4 people can dig a trench in three hours how long would it take 9 people

Respuesta :

therealkanjay therealkanjay

23-02-2022

Answer:

6h 45 min

Step-by-step explanation:

4 × x = 3h

x = 3 ÷ 4 = 45 min

9 × 45 min = 405 min = 6.75 h

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