Question

anybody anybody know the answer​

Answer 1

No. of prime numbers in between 1 to 50 with 1 and 50 inclusive = $16$

So, no. of composite numbers = $34$

Now, ratio of prime numbers to compostive numbers:-

$16:34 = 8:17$ (answer).

More:-

• Prime numbers: Numbers having only factors 1 and itself.
• Composite numbers: Numbers having factors more than 1 nd itself.
• The HCF of any prime number is unity. Two numbers having 1 as HCF are called relatively prime or co-prime.