1 The transaction fee of soybean oil is fixed in 2.5 yuan, and the deposit is 3,300 yuan.

The deposit of soybean oil 1 is 3300 yuan, accounting for 6%. Calculation process:

Stock of soybean oil = current price of soybean oil × soybean oil 1 ton× stock ratio of soybean oil

=5500× 10×6%=3300 yuan.