This case is from The Contract Act, 1872(Bangladesh), Use case laws and statue as reference & Mention the laws and relate it with the facts properly.

1. Hero Alom wishes to know whether or not he can refuse to carry out the following arrangements without finding himself in breach of contract. Advise him on the following situations with legal reasonings:

a) Hero Alom offered to sell his car to Farhana for Tk.500,000 and stated that he would assume that Farhana had accepted his offer unless he informed Hero Alom to the contrary. Farhana has not been in contact with Hero Alom but she has contacted her bank manager Mr. Topu and agreed a loan to purchase the car stating the reason for loan as car purchase from Mr. Hero Alom.

b)Hero Alom has a license to sell 9mm handguns and pistols and thereby contacts Aslam to sell 35 handguns (9mm) for 120,000 Taka each. Aslam accepts the offer to buy 35 handguns (9mm) for 120,000 Taka each and also sends a cheques of amount 10,00,000 Taka as advance. After receiving the cheque Hero Alam discovers that Aslam actually does not have any license to buy any 9mm handguns or pistols or to deal in any arms deal.

2.Andrew is an 80 years old aged man, who agreed to sell his house to David for 5,20,0000 Taka but he inadvertently signed the contract with David for 520,000 Taka. David is now seeking to enforce the agreement. Advise Andrew on the legal ramifications of this case and also make him aware of the essential elements of contract.

3.Square Limited- a renowned pharmaceutical company advertised a new medicine, "the COV-19 MED", with a promise that if any purchaser used it correctly, it would provide them with immunity from corona virus. Besides this, The Square Ltd. Company indicated in the advertisement that if a person used the medicine and still got corona virus, then the company would pay them Tk. 10,00,000. Following this Mr. Sayeed did get the virus after using the medicine by abiding by the correct guidelines. After recovering from the virus, Mr. Sayeed claims for Tk. 10,00,000. Square limited refused to pay stating that the advertisement was a mere puff.

Advice Mr. Sayeed whether he can pursue a claim or if the law is against him in the above scenario for Tk. 10,00,000 against Square Limited.