Charlotte needs at least $3 in postage to mail a package. She has 9 stamps total, where some are $0.22 and $0.42. Which system of inequalities represents the above situation? A. a + b ≤ 9 .22a + .42b ≤ 3 B. a + b ≤ 9 .22a + .42b 3 C. a + b ≤ 9 .22a + .42b ≥ 3 D. a + b

Question

Charlotte needs at least $3 in postage to mail a package. She has 9 stamps total, where some are $0.22 and $0.42. Which system of inequalities represents the above situation?
	A.	a + b ≤ 9 
.22a + .42b ≤ 3
	B.	a + b ≤ 9 
.22a + .42b > 3
	C.	a + b ≤ 9 
.22a + .42b ≥ 3
	D.	a + b < 9 
.22a + .42b ≥ 3

undeadknight26 · Answer

hmm key words are at least and total: meaning that it has to be at least 3 dollars so greater than or equal signs and total which it has to match it or be less...

undeadknight26 · Answer

from the looks of this it is A.