159***532018-06-11 06:11:27

eco Q-78 if sell rmb 100,000 to buy usd at 6.3010, he can get 15,870.49 usd invest in us at 1%, at the end he can get 16,029.20 usd exchage back to rmb at 6.35, he can get 101,785.43 rmb compare to no exchange, he can get 102,500 rmb at the end, he shoulda hv 715loss instead of profit. how come the answer is short rmb and hv the profit? Can you explain in chinese or english whatever (i dont hv chinese input sorry ...)thanks teacher!