Respuesta :

Answer:

it is the 3rd option, 6 + 3b < 15

Step-by-step explanation:

at most she's spending $15 and she has to multiply the box of $3 crackers by how many she's buying

The third option: 6+3b=15
This is because at most she has 15 so the sign above means less than or equal to meaning she has to spend less than 15 or exactly 15 and the unit rate is $3 per box