What is the sum of the 1st 5 prime numbers greater than 20?
Options:
(A) 121
(B) 151
(C) 168
(D) 164
(E) 161 Now, let's think a bit. Some random thoughts:
Required sum = (23 + 29 + 31 + 37 + 41) = 161
Note: 1 is not a prime number
The final answer: (E).