Try this quiz to see how smart you are. . . Good test.
N
W
S
?
I don't know
5
6
7
8
101
103
107
109
All are primes
1 followed by fifty zeroes
5 followed by fifty zeroes
9 followed by 99 zeroes
5 followed by 99 zeroes
It's not possible
2
4
16
32
Any of them
9
10
11
Can't work it out.
3
4
All of them are primes
5 followed by 99 zeroes
Lots
6
9
12
18
36
Wait!
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