Answer: 2.3716 <-------- This is the Code
Explanation:
1.4 x 2.5 = 3.5 
2.2 x 2.5 = 5.5 
1.4 x 0.2 = 0.28 
2.2 x 0.2 = 0.44 
3.5 x 0.28 = 0.98
5.5 x 0.44 = 2.42
Then:
X 1.4 2.2
2.5 3.5 5.5
 - x - - x - 
0.2 0.28 0.44
 - = - - = -
 0.98 x 2.42 = 2.3716 <-------- This is the Code