Rebecca's yearly income is $15,000 and Jimmy's annual income is $18,000. By how much must Rebecca's yearly income increase so that it constitutes 55% of Rebecca and Jimmy's combined income?	Choices:
A) 7000
B) 8000
C) 9000
D) 10000
E) 11000
total rebecca = x+15000 ; total = x+15000+18000;   x+15000/x+33000 = 55/100 therefore x =7000   7000
<result>A</result>
Rebecca's yearly income is $15,000 and Jimmy's annual income is $18,000. By how much must Rebecca's yearly income increase so that it constitutes 55% of Rebecca and Jimmy's combined income?