Question

a catering company is offered $650 to buy poultry for party the company can either buy turkey which cost $1.40 a pound or chicken which cost $1.85 per pound the client needs at least 400 pound of meat which of the following systems correctly describes the possible amounts of chicken(c)and turkey (t) for this catering job

Answer 1

Obviously both the amounts cannot be less than zero, so that means that t and c both have to be greater than or equal to 0.

Answer 2

The last one is not correct. Remeber that the price has to be below 650, so it cannot be the last one, which suggests that the total price is greater than $650.

Answer 3

B:)

Answer 4

That is correct, but make sure you understand why!

Answer 5

the sign is the other way

Answer 6

good work!!

Answer 7

sure, i can help you.

Answer 8

i think its D

Answer 9

nice! that is correct.

Answer 10

this one is kinda tricky to me

Answer 11

same, I'm still trying to figure it out!!

Answer 12

okay

Answer 13

Okay we might have to draw this on a plane.

Answer 14

i dont know

Answer 15

for minimum value of C: C=3(0) + 4(0) = 0
for maximum value of C: C=4(6) + 3(0) = 24

Answer 16

therefore which option is it?

Answer 17

how did you get it

Answer 18

ok let me graph it again for you.

Answer 19

this is a graphical representation of the formula that is given to us at the start, with the given restrictions.

Answer 20

simply substitute the formulas where appropriate (so for the minimum, sub in x=0, y=0, and for the maximum, sub x=6, y=0)

Answer 21

i hope its right