In a bag there are 10p coins, 20p coins and 50p coins. There are two fewer 20p coins than 10p coins.
There are five more 50p coins than 10p coins

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?