b.what is the propability that,on a given half day,at most 2 orders will be received?(9 marks)

5.1 The products and services offered by Metier Mixed Concrete range from standard ready mixed concrete to highly specialized concretes, such as fibre-reinforced concrete, colored concrete, durability concrete or any other product designed specifically for the clients. Metier Mixed Concrete that supplies ready-mix concrete receives, on average, four orders per day. a. What is the probability that: (i) no more than three orders will be received per day? (8) (ii) at least two orders will be received on a two-day period?(8)