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Find the greatest number that will divide 259 and 847 leaving the remainder 7.
A) 28
B) 35
C) 21
D) 49
Correct answer:
C) 21
Description for Correct answer:
Required number is the HCF of (259-7) and 847-7)
HCF of 252 and 840 is 21.
The required number is 21.
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