The sum of the first 50 positive even integers is 2550. What is the sum of the even integers from 202 to 300 inclusive? Choose the correct choice from the following options
A) 5,150 B) 7,550 C) 10,150 D) 12,550 E) 20,150

Rationale: "2 + 4 + 6 + 8 + . . . + 100 = 2550 202 + 204 + . . . + 300 = 50 ( 200 ) + ( 2 + 4 + . . . + 100 ) = 10,000 + 2550 = 12,550 the answer is d ."
Answer: D