10.What is the HCF of 9/10,12/15, 18/35 and 21/40 is :

9/10,12/15, 18/35 21/40 ਐਚ ਸੀ ਐਫ ਪਤਾ ਕਰੋ।

A. 3/5 B. 252/5

B. 1/280 D. 63/700

Answer: c

(54)

5/5 - (1 vote)

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