30% because 10 out of 10 is 100%.
So 3 out of 10 is 30%.
Answer:
the remaining money is $1189.22
Step-by-step explanation:
Add 8.1 to both sides to find x!
hope this helps :-)
Given , revenue function : 
Cost function 
Profit = Revenue - Cost
Hence, P = R(x) - C(x)
Total revenue for x = 12000 is 
Total cost for x = 12000, 
Profit = 60000-28500 = 31500
Answer = 31500