Question

Mr. Chen goes to the post office to buy small and large boxes. He needs at least 4 small boxes. Altogether, he will buy no more than 15 boxes. The post office has 10 small boxes and 9 large boxes in stock.
Here is the graph of the feasible region, where x represents the number of small boxes and y represents the number of large boxes.

Which ordered pairs meet all the constraints and make sense in context of the situation?

Select each correct answer.

(6, 9)

(7, 8 3/4)

(8,6)

(9,8)

Answer 1

also this graph https://static.k12.com/nextgen_media/assets/8111354-NG_AL1_Quiz_3_8_Pool4_Var2_C.jpg

Answer 2

I think a,b, and maybe d

Answer 3

May I help?

Answer 4

Yes please

Answer 5

Thank you.

Answer 6

Does d work in this context?

Answer 7

Is it allowed to choose multi ones?

Answer 8

\[x \ge6\]

Answer 9

yes its multiple choice

Answer 10

Ok.
What did you pick?

Answer 11

just realized d doesn't work

Answer 12

so a and b probably?

Answer 13

a and c*

Answer 14

Yes D does not work as y=8 is not in our regoin!

Answer 15

A works?

Answer 16

a works because \[6\ge6\] and x+y\[x+y \le15\]

Answer 17

oh wait b works too so that's my answer thank you

Answer 18

other two make no sense in the context

Answer 19

B does not work.
because 8 3/4 is not in the region!

Answer 20

y=8 3/4 *

Answer 21

am I right?

Answer 22

Conclusion:
a. ok
b. not
c. ok
d. not