Question

1) (i) Are all numbers ending with 3, prime numbers?​

Answer 1

Answer:

No it is not necessary as there are many numbers which end with 3 but are not prime numbers, For ex: 33 which divisible by 1,3 and 11

Step-by-step explanation:

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Answer 2

Answer:

The answer is no

Step-by-step explanation:

There are some numbers like-

53

73

173

193

and so on that end with three and are prime numbers but number like 33, 63 end with 3 and are NOT prime numbers.

Hope this was useful.