How many 2 digit numbers are possible in which each digit in a prime number but the number is not

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16 Nov 2010 How many number are possible?

How many 2 digit numbers are possible in which each digit in a prime number but the number is not a prime number?

OPtion

1) 10
2) 12
3) 13
4) 16
5) 25
6) 20
7) 27
8) 23
9) 18
10) 30

Solution

22, 25, 27
32, 33, 35
52, 55, 57
72, 75, 77

Correct Option: 2 Best Solution (0)