If Ernie's income is 4/5 of what it used to be, she is earning 4/5*$6000=$<<4/5*6000=4800>>4800 now

Jack's income is now twice what Ernie used to make a total of 2*$6000 = $<<2*6000=12000>>12000

Combined, Ernie and Jack are making $12000+$4800 = $<<12000+4800=16800>>16800

# Answer

16800
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<|im_start|>user
Ernie's income is 4/5 of what it used to be and Jack's income is now twice what Ernie used to make. How much do they earn combined if Ernie used to make $6000?
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user
16800
Ernie's income is 4/5 of what it used to be and Jack's income is now twice what Ernie used to make. How much do they earn combined if Ernie used to make $6000?
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