If the average test score of four students is 85, which of the following could the fifth student score in order to have the new average be greater than 84 and less than 86?

Question

anonymous · Answer

total = 85*4 = 340
340 +x/5 = 85 
340+x +425
x= 125

anonymous · Answer

sorry thats wrong

hero · Answer

85

hero · Answer

you set it up wrong

anonymous · Answer

85 is not the correct answer either

anonymous · Answer

425-340= 85 not 125 :P my bad

anonymous · Answer

it has to be

anonymous · Answer

If the average test score of four students is 85, which of the following could the fifth student score in order to have the new average be greater than 84 and less than 86?

anonymous · Answer

for some reason that's not one of the options given as an answer

anonymous · Answer

what are the other options

hero · Answer

I think it would be smart to post the options

anonymous · Answer

A. 70 	
	B. 90 	
	C. 88 	
	D. 83 	
	E. Both C and D

hero · Answer

The reason why you have to post the answer choices with this one is because 85 isn't incorrect, however, there are a range of other numbers that could work. The answer is most likely 83 because it is the closest to 85

hero · Answer

And yes, because if the fifth person scores 83, the average is 84.5 which works.

anonymous · Answer

Thanks! :)

hero · Answer

But 88 also works so the actual answer is E