Answer:



Explanation:
The company needs to produce at least 250 and at max 500 [front wipers]
They need to produce at least 200 and at max 500 [rear wipers]
We can thus say:

and

Now, there is another constraint in the problem. They need to ship ATLEAST 600 wipers each day, that means the sum of x and y would need to be ATLEAST 600. So we can write another inquality:

These are the three inequalities that define the situation.