'X' kg of variety 'A' wheat was bought at Rs. 8 per kg and 3 kg of variety 'B' wheat were bought at Rs. (X + 8) per kg. If both varieties of wheat are mixed and sold at Rs 12.5 per kg at a profit of 25% then find the value of 'X'?
1
5
2
6
3
7
4
8
5
10