What amount of 57 octane should be mixed with 3 liters of 63 octane to obtain 4 liters of 59 octane?

What amount of 57 octane should be mixed with 3 liters of 63 octane to

1.	What amount of 57 octane should be mixed with 3 liters of 63 octane to obtain 4 liters of 59 octane?
A.	1 liter
B.	2 liters
C.	2.5 liters
D.	4.5 liters
Answer» E.

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What amount of 57 octane should be mixed with 3 liters of 63 octane to obtain 4 liters of 59 octane?

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