What is the sum of all the prime numbers greater than 50 but less than 70?  Select the correct option
A) 249	B) 248	C) 246	D) 240	E) 241
Required sum = (53 + 59 + 61 + 67 )= 
<gadget id="calculator">(53 + 59 + 61 + 67 )</gadget>
<output>240</output>
240   Note: 1 is not a prime number   Answer 240
<result>D</result>
What is the sum of all the prime numbers greater than 50 but less than 70?