1.

(i) Raj has 18 playing cards and Joe has 39 playing cards, then Find the common factors of 18 and 39. Also, find their HCF.(ii) Show that the sum of all the common factors of 18 and 39 is a composite number.

Answer» (i) Raj has 18 playing cards and Joe has 39 playing cards, then Find the common factors of 18 and 39. Also, find their HCF.

(ii) Show that the sum of all the common factors of 18 and 39 is a composite number.


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