9 engines consume 24 metric tonnes of coal, when each is working 8 hou – McqOptions

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1.	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?
A.	20 metric tonnes
B.	22 metric tonnes
C.	24 metric tonnes
D.	26 metric tonnes
Answer» E.

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