need help on these questions please and a good full depth answer please for a thumps up \

Q1. Mr. A, while filling up the insurance application form, states his age as 25 believing it to be true. His actual age was 27. The Life Insurance Corporation issued a policy in his favour charging a lower premium than what it should have charged if the actual age had been given. Is this valid?

Q2. Mr. A, saw a newspaper advertisement regarding an auction sales of old furniture in Ontario. He booked a flight from Calgary to Ontario and took a cab in Ontario to reach the venue of auction. When he reached there, the auction was cancelled. Can he file suit for damages?

Q3. P engages B to kill C and borrows $100 from D to pay B. If D is aware of the purpose of the loan, is this valid agreement?

Q4. A paid $500 to a Government servant to get him a contract for the building cafeteria. The Government servant could not get the contract. Can A recover $500 paid by him to the Government servant?