A rational number betweenandis

Options A.

B.

C.

D.

Options A.

B.

C.

D.

Reciprocal ofis

Options A.

B.

C.

D. none of these

Fill in the blanks.

(i)

(ii)

(iii)

(iv)

Write ‘T’ for true and ‘F’ for false for each of the following:

(i) Rational numbers are always closed under subtraction.

(ii) Rational numbers are always closed under division.

(iii)

(iv) Subtraction is commutative on rational numbers.

(v)