Q4.

If T + U means T is the mother of U; T – U means T is husband of U, T ÷ U means T is son of U and T × U means T is sister of U.

Then M ÷ N + O - P shows what relation of N with P?

Q5.

Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements.

Statement I: All males are females.

Statement II: Some females are old.

Conclusion I: All males are old.

Conclusion II: Some males are old.