Q: What is the sum of all the prime numbers greater than 50 but less than 70?
Options:
(A) 249
(B) 248
(C) 246
(D) 240
(E) 241
A: (D)
Explain how we arrive at this answer:
Explanation: Required sum = (53 + 59 + 61 + 67 ) = 240
Note: 1 is not a prime number