Answer this:-

7×7÷7-7+7×7+7-7

What is the distance between point a and b

Jody bought 20 shares of amazon at the close price of $121.00. she bought 20 more shares a year later at the price of $127.00. two years later, she sold all of her shares at the price of $133.00. her broker charges $50 for each transaction. after all of these transactions, how much money did jody make?

Benefit(s) from large economies of scale, in which the costs of goods decrease as output increases. natural monopolles perfect competition