Q. 14.2( 122 Votes )

Solve:

Answer :

(a)


We have,



=

LCM of 3 and 7 is 21.


=


=


(b)


We have,




LCM of 10 and 15 is 30,


=


=


=


(c)


We have,




LCM of 9 and 7 is 63,


=


=


=


(d)


We have,




LCM of 7 and 3 is 21,


=


=


=


(e)


We have,




LCM of 5 and 6 is 30,


=


=


=


(f)


We have,




LCM of 5 and 3 is 15,


=


=


=


(g)


We have,




LCM of 4 and 3 is 12,


=


=


=


(h)


We have,




LCM of 6 and 3 is 12,


=


=


=


=


(i)


We have,





LCM of 3,4,2 is 12,


=


=


=


(j)


We have,



=


LCM of 2,3,6 is 12,


=


=


= 1


(k)


We have,


1 + 3


=


=


=


= 5


(l)


We have,


4 + 3


= +


=


=


=


(m)


We have,



=


=


(n)


We have,




LCM of 3 and 2 is 6,


=


=


=

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