C127 Examining Companies

"No, no, I only sell it for seven bucks a stack. " The woman said slowly.

Fang Yitong could not help but remind him kindly:

"Sister, a pile of seven dollars and two piles of fifteen dollars. I'll give you an extra one. One dollar? If you don't believe me, you can put it together and weigh it. How much is one kilogram? I'll give it to you directly. . . "

Before she could finish