Indicate whether the following contracts are valid, void or voidable AND justify the correct answer

Muhammed makes a verbal offer to Fathima to buy her house for R950 000. Fathima verbally accepts the offer.

P.1.7

Sheela, who is Billy's secretary, has to send a contract to Monde, a new tenant in one of the apartment blocks Billy owns. Sheela misspells Monde's name as 'Monica'.

P.1.8 Lutho, aged 5, enters into a contract with Alfie, aged 11, for the sale of his bicycle.

P.1.9

Richie buys two bottles of floor cleaner from the Yellow Shoppe because he thinks he's out of floor cleaner. At home, when he looks in the closet where he keeps his cleaning supplies, he sees that he still has three bottles of floor cleaner left over.

P.1.10

Neo's estate has been seized by the South Gauteng High Court. Wally is appointed Neo's trustee. Neo sells his car, which he owned before the seizure of his estate, to Charles for R125 000, without Wally having approved the deal.