You have 3hours 25seconds left to assemble the machine.
Answer:
E
Step-by-step explanation:
This is a weighted average basically take the percentages and multiply them by the amount. The total sum is the amount you will make.
0.4(-25000) + 0.25(0) + 0.35(40000)
-10000 + 0 + 14000
4000 is the expected value