On his first 4 tests, Rajeev received an average score of X points. If on his fifth test, he exceeds his previous average score by 25 points, what is his average score for his first 5 tests?	Select.
A) X+6 B) X+7 C) X D) X+5 E) X+2
Total of 1st 4 tests= 4X   5th test score = X + 25   Total of all 5 tests = 5X + 25   Average = X + 5   Answer : X+5
<result>D</result>
On his first 4 tests, Rajeev received an average score of X points. If on his fifth test, he exceeds his previous average score by 25 points, what is his average score for his first 5 tests?