Store a sells a 4-pack of aa size batteries for 3.79. store b sells a 6 pack of aa batteries for 4.19.which store has a better price per battery

Step-by-step explanation:

2.79/4=$.70/ Store A AA battery

4.19/6= $.70/ Store B AA battery

Looking at the cost per single battery you see that they cost the same per battery. With that information depending on the amount of batteries you wanted than the store may vary.  

step-by-step explanation:

b: |12 – x| ≤ 0.25

step-by-step explanation:      

let x be the possible lengths in inches, of the ribbons jaime cut.

we have been given that jaime is cutting strips of ribbon for a project. he tries to cut each piece to be 12 inches long, but sometimes he cuts it too long or too short by as much as 0.25 inch.  

we can represent this information in an inequality as:

by the definition of absolute value function we will get,

upon combining our inequalities we will get,

therefore, the inequality   describes all the possible lengths (x), in inches, of the ribbons jaime cut.

step-by-step explanation: