Describe the nature of following transactions: 1) X agrees to sell one ton of apples to Y , at agreed price of sufficient quantity if produced in the next season in his farm. 2) A agrees with B to supply him 500 kg basmati rice against B's supply of 1000 kg wheat. 3) C agrees to sell his shop to D for Rs.300000/- 4) E agrees to sell 1000 old coins to F for Rs.500/- HINTS: 1) it is an agreement to sell. 2) it is neither contact of sale nor agreement to sell, because it is a barter. 3) it is not a contact of sale because shop is an immovable property not covered by the sale Goods Act. 4) it is a valid contact of sale because old coins are goods.