4. 6/8, 5. 3 5/8, 6. 7 7/8, 7. 72 months and 2,190 days
Siamone has $65.32 + DAN
Dan has CARLY - $37.50
CARLY = $127.75
Plug Carly into Dan's equation...
$127.75 - $37.50 = $90.20
DAN = $90.20
Plug Dan into Siamone's equation
$65.32 + $90.20 = $155.57
The answer to your question would be 6.3
Answer is D :)
hope it helps