Practice Test


Q1) Which of the following is a statement ? Show Answer


Q2) Which of the following is not a statement ? Show Answer


Q3) The negation of the statement
"72 is divisible by 2 and 3 " is Show Answer


Q4) The contrapositive of the statement
"If 7 is greater than 5, then 8 is greater then 6" is Show Answer


Q5) The conditional statement of "You will get a sweet dish after the dinner " is Show Answer


Q6) Which of the following is not logically equivalent to the following proposition?
" A real number is either rational or irrational " Show Answer


Q7) Which of the following is not a proposition ? Show Answer


Q8) Which of the following is an open statement Show Answer


Q9) The negation of the "statement , if a quadrilateral is a square, then it is a rhombus " is Show Answer


Q10) If p : A man is happy.
q : A man is rich.
Then, the statement ,"If a man is not happy, then he is not rich " is written as Show Answer


Q11) Which of the following is the inverse of the proposition "If a number is a prime, then t is odd ." Show Answer


Q12) The false statement in the following is Show Answer


Q13) For two statement p and q
p: A quadrilateral is a parallelogram,
q : The opposite sides are parallel
Then, the compound proposition , " A quadrilateral is a parallelogram if and only if the opposite sides are parallel" is represented by Show Answer


Q14) If p,q,r and s are four simple statements, such as
p : The school bus will come
q : I go to school
r : I shall meet my friend
s : I shall go out for a move
then the compound statement, " If the school bus does not come or I will not go to school, then I shall meet my friend and go out for a movie ." is represented by Show Answer


Q15) If p = He is intelligent
q = He is strong
Then, symbolic form of statement
"It is wrong that he is intelligent or strong," is Show Answer


Q16) Which of the following is true for the statement p and q ? Show Answer


Q17) Which of the following is true ? Show Answer


Q18) Which of the following is always true? Show Answer


Q19) A proposition is called a tautology, if it is Show Answer


Q20) The false statement in the following is Show Answer


Q21) Which of the following sentences is statements? Show Answer


Q22) The negation of the statement "If become a teacher , then I will open a school", is Show Answer


Q23) Some triangles are not isosceles. Identify the Venn diagram Show Answer


Q24) Which of the following is contingency? Show Answer


Q25) Negation of "Pairs is in France and Londan is in England" is Show Answer


Q26) the contrapositive of "If two triangles are identical, then these are similar" is Show Answer


Q27) Which of the following statement is a tautology Show Answer


Q28) Which of the following pairs are logically equivalent? Show Answer


Q29) Which of the following is a contradiction? Show Answer


Q30) Which of the following propositions is a tautology? Show Answer


Q31) Identify the false statement Show Answer


Q32) Which of the following statements is a tautology? Show Answer


Q33) Consider the proposition : “ If the pressure increases, the volume decreases:. The negation of this proposition is Show Answer


Q34) Which of the following statement has the truth value 'F'? Show Answer


Q35) The negative of the proposition : “If a number is divisible by 15, then it is divisible by 5 or 3” Show Answer


Q36) All teachers are scholar, Identify the Venn diagram Show Answer


Q37) the negation of the statement "he is rich and happy" is given by Show Answer


Q38) Negation of the conditional, "If it rains, I shall go to school" is Show Answer


Q39) Which of the following is not a proposition? Show Answer


Q40) Which of the following propositions is a tautology? Show Answer


Q41) Which of the following is a proposition? Show Answer


Q42) Which of the following is the inverse of the proposition : "If a number is a prime, then it is odd"? Show Answer


Q43) Which is not a statement? Show Answer


Q44) The false statement in the following is Show Answer


Q45) Which of the following is a contradiction? Show Answer


Q46) Some triangles are not isosceles. Identify the Venn diagram Show Answer


Q47) Which of the following sentences is a statements? Show Answer


Q48) Which of the following is a tautology? Show Answer