9 engines consume 24 metric tonnes of coal, when each is working 8 hours in a day. How much coal is required for 8 engines, each running 13 hours a day, if 3 engines of former type consume as much as 4 engines of later type

Comments and Answers (2)

Rahul

Rahul

does anyone know the correct answer

Vivek

Vivek

how did the answer came

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