Aconsultant needs to make at least $800 this week. she earns $80 for each new written piece and $40 for each review. which of the following inequalities represents the possible combinations of reviews and new written pieces that she must complete?

a: 80x+40y> 800
b: 80x+40y≥800
c: 80x+40y≤800
d: 80x+40y< 800

The correct option is b.

Step-by-step explanation:

Let the number of reviews be y and the number of new written pieces be x.

It is given that the consultant earns $80 for each new written piece and $40 for each review. The total earning is defined as

She make make at least $800 this week. It means she want make $800 and more than $800 this week. So the sign of inequality is ≥ instead of >.

Therefore option b is correct.