Answer:
Carlos must give Alissa ($8.48 - $6.31), or $2.17.
Explanation:
Answer this question by finding the average:
$8.48 + $4.14
-------------------- = $6.31 (average amount at beginning)
2
Now Carlos has $8.48. So that both have the same amount of money, Carlos must give Alissa ($8.48 - $6.31), or $2.17.