Question

How many prime numbers between 1and100 have their unit digit as 9​

Answer 1

Explanation:

There are 5 such no. s

19,29,59,79,89

Answer 2

Answer:

Answer to your question is 0 as 2 and 5 when multiplied gives 0 as unit digit and further after that any no. multiplied by 0 gives 0

Explanation:

please mark as brainlist