There are 4 runners on a track team who run an average of 4.5 seconds per 40 yards. If another runner joins their team who runs 4.3 seconds per 40 yards, what will the new average 40 yard time be?  Pick:	A) 4.46	B) 4.39	C) 4.42	D) 4.49	E) 4.33
(sum of the 4 times)/4 = 4.5   sum of the 4 times = 18   new sum = 18+4.3= 
<gadget id="calculator">18+4.3</gadget>
<output>22.3</output>
22.3   new average= 22.3/5= 
<gadget id="calculator">22.3/5</gadget>
<output>4.46</output>
4.46   ans: 4.46
<result>A</result>
There are 4 runners on a track team who run an average of 4.5 seconds per 40 yards. If another runner joins their team who runs 4.3 seconds per 40 yards, what will the new average 40 yard time be?