An IAR has opened an account for a new customer. The customer is "on the road" for 3-4 weeks per month and has given the IAR verbal authorization to trade her account on a discretionary basis. The IAR sends the customer a written power of attorney for signature and return. 1 week after opening the account, the IAR hears of a good investment opportunity and buys 500 shares of the XYZ stock at $50 for the customer's account. 3 weeks later, the stock declines and the IAR sells the stock at $30 per share. The customer never returned the signed power of attorney. Liability for the loss rests with the:

$527.7.if the following was the question  $527.7 is the answer.students who are trying to raise funds have an agreement with a local pizza chain. the chain has agreed to sell them pizzas at a discount, which the students can then resell to families in the local community for a profit. it is expected that of the 500 families in the community, at most 70% will buy pizza. based on a survey of their personal preferences, the students believe that they should order no more than 120 cheese pizzas, no more than 150 pepperoni pizzas, and no more than 100 vegetarian pizzas. they also want to make sure that at least 20% of the total pizzas are cheese and at least 50% of the pizzas are pepperoni. they make a profit of $1.45, $1.75, and $1.98, respectively, for each cheese, pepperoni, and vegetarian pizza they resell. how many pizzas of each type should they buy?