QUESTION 48 With implied in fact contracts courts look to the behavior of the parties to determine whether a valid contract exists. True False QUESTION 49 Fred says to Barney; I will sell you my entire Rock collection for $400.00. If I don't hear from you by Tuesday, I will assume you will buy it. Barney says \"OK. it's a deal\". Barney does not contact Fred after that. The contract is enforceable on Tuesday by Fred and Barney must pay for the rock collection. True False QUESTION 50 When there is a written contract that is silent about the price of an item, the court will usually enforce the contract and ll in the gap using fair market price or value. True ' False