P: Ramu is intelligent Q: Ramu is rich R : Ramu is not honest Given statement, "Ramu is intelligent and honest if and only if Ramu is not rich" =(P∧∼R)⇔∼Q So, negation of the statement is ∼[(P∧∼R)⇔∼Q] =∼[{∼(P∧∼R)∨∼Q}∧{Q∨(P∧∼R)}] =((P∧∼R)∧Q)∨(∼Q∧(∼P∨R))