Gujarat BoardEnglish MediumSTD 6MATHSPlaying With Numbers2 Marks
Question
Find if the numbers $15$ and $37$ are co-primes or not.
✓
Answer
$1 \times 15=15 ; 3 \times 5=15$
Factors of $15$ are $1, 3, 5$ and $15.$
$1 \times 37=37$
Factors of $37$ are $1$ and $37.$
$\therefore$ Common factor of $15$ and $37$ is $1$.
$\because 15$ and $37$ have only $1$ as the common factor.
$\therefore 15$ and $37$ are co-prime numbers.
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