Jerry’s average (arithmetic mean) score on the first 3 of 4 tests is 90. If Jerry wants to raise his average by 2 points, what score must he earn on the fourth test? Pick:	A) 87	B) 89	C) 90	D) 98	E) 95
Total score on 3 tests = 90*3= 
<gadget id="calculator">90*3</gadget>
<output>270</output>
270   Jerry wants the average to be= 92   Hence total score on 4 tests should be = 92*4= 
<gadget id="calculator">92*4</gadget>
<output>368</output>
368   Score required on the fourth test= 368 - 270= 
<gadget id="calculator">368 - 270</gadget>
<output>98</output>
98   Option 98
<result>D</result>
Jerry’s average (arithmetic mean) score on the first 3 of 4 tests is 90. If Jerry wants to raise his average by 2 points, what score must he earn on the fourth test?