Answer:
That depends on the growth rate, which isn't given. Assuming Barney earns $24.75 every three hours, he would have earned about $2,588 after 20 hours had passed.
Step-by-step explanation:
Set up exponential growth equation
Calculate
Function: 6400(1.05)^x
The value $27660.43
2√5
<em>good luck, i hope this helps :)</em>
sorry