There are two alloys in the first alloy zinc, copper, and aluminum are in the ratio 3 : 4 : 5, and in the second alloy the ratio of zinc and copper is 1 : 2. If 24 kg of the first alloy and x kg of the second alloy are mixed, the amount of copper in the mixture becomes 20 kg. What is the value of x?
1
18 kg
2
22 kg
3
26 kg
4
12 kg
5
24 kg