Question

Winnie wrote the following riddle: I am a number between 60 and 100. My ones digit is two less than my tens digit. I am a prime number. What number does Winnie's riddle describe?

Answer 1

`\huge\mathfrak {Answer}`

To get the answer first of all find all the prime numbers between 60 to 100.

so the answer is 97 as it is a prime number as well 9-7 =》2,which fulfills the condition.

Thanks

Answer 2

Find the prime numbers between 60 and 100

Those are: 67,71,73,79,83, 89, 97

Since the number in the ones digit is 2 less than the tens digit, the answer is 97.