Answer the following question and Justify your answer.
B={x:x +5=5}. It is a null set or a universal set?

Answer the following question and Justify your answer. A={x:x in N , x lt 2015}. Is it a Finite set or an Infinite set?

State whether the following statements are true or false. Justify your answer. 5 notin set of prime numbers

Answer the following questions by observing the diagram. What is the experimental set up?

Which of the following sets are empty sets? Justify your answer A= {x:x^2=4 and 3x=9}

Which of the following are sets? Justify your answer. The collection of all even integers.

State true or false and justify your answer: 3^2xx4^3 =12^5

Is a square similar to a rectangle? Justify your answer.

Is silver is mineral or Ore? Justify your answer.

Which of the following are sets? Justify your answer. The collection of all boys in your class.

State whether the following statements are true or false. Justify your answer. -5 notin W where 'W' is the set of whole numbers.