Question

Iam a number between 60 and 100 my one digit is one less than my 10 digit Iam a prime number what number am I?

Answer 1

97.

Explanation:

The one digit is 2 less than the ten digit.

Consider the possibilities:-

Try 64 Not prime, because it is even

75 - Not prime, because it is divisible by 5.

86 - Not prime, because it is even.

97 - Prime.