Multiply and reduce to lowest form (if possible) :

(i) (ii) (iii)


(iv) (v) (vi)


(vii)


(i) We have,


× 2


= ×


=


= 1


(ii) We have,


×



(iii) We have,


×



(iv) We have,


×


=


= 1


(v) We have,


×


=


(vi) We have,


×


=


= 1


(vii) We have,


×


=


= 1


3
1