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Source: Magoosh
A certain barrel is 1/5 full. When k liters are added to the barrel, it becomes 2/3 full. In terms of k what is capacity of the barrel, in liters?
A. \(3/8\cdot k\)
B. \(7/15\cdot k\)
C. \(15/7\cdot k\)
D. \(7/3\cdot k\)
E. \(8/3\cdot k\)
The OA is C
A certain barrel is 1/5 full. When k liters are added to the barrel, it becomes 2/3 full. In terms of k what is capacity of the barrel, in liters?
A. \(3/8\cdot k\)
B. \(7/15\cdot k\)
C. \(15/7\cdot k\)
D. \(7/3\cdot k\)
E. \(8/3\cdot k\)
The OA is C
