Use deductive reasoning to answer the following:
Martians have red tongues. Gulag is a Martian. Based on these two statements, what can you conclude about Gulag?

Use deductive reasoning to answer the following: Human beings are mortal. Jeevan is a human being. Based on these two statements, what can you conclude about Jeevan ?

Use deductive reasoning to answer the following: What is the fallacy in the Raju’s reasoning in the cartoon below?

Use deductive reasoning to answer the following: All Telugu people are Indians. X is an Indian. Can you conclude that X belongs to Telugu people.

The following real numbers have decimal expansions as given below. In each case, decide whether they are rational or not. If they are rational, and of the form (p)/(q) what can you say about the prime factors of q ? (1) 43.123456789 (2) 0.120120012000120000 (3) 43.bar123456789

State whether the following statements are true or false. Give reasons for your answers. Square number can be written as the sum of two odd numbers .

The heights of 50 students, measured to the nearest centimetres, have been found to be as follows: (i) Represent the data given above by a grouped frequency distribution table, taking the class intervals as 160 - 165,165-170, etc. (ii) What can you conclude about their heights from the table ?