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Byju's Answer
Standard VII
Mathematics
Co-prime Numbers
If two number...
Question
If two numbers are relatively prime or co- prime, then their HCF is ...............
A
5
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B
0
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C
1
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D
9
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Solution
The correct option is
B
1
Co-prime numbers are a set of numbers or integers which have only
1
as their common factor i.e., their
(HCF) is
1
.
The factors of prime number is
1
and number itself, so HCF of such numbers is
1
.
Hence, option C is correct.
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