Question

If 6 engines consume 15 metric tonnes of coal when each is running 9 hours

a days , how much coal will be required for 8 engines, each running 12 hours a

days, it being given that 3 engines of former type consume as much as 4 engines

of latter type?

A - 17 tonnes

B - 18 tonnes

C - 19 tonnes

D - 20 tonnes​

Answer 1

the correct answer is 20 tonnes

Answer 2

Step-by-step explanation:

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