Respuesta :
Each pack of batteries cost $21 each.
And then you have $63.
The operation to be used: Division.
63 ÷ 21 ==
Answer: 3
= You can buy 3 packs of batteries with your $63.
Divide 63 (amount of money) by 21 (amount per pack of batteries).
Do the math and you get 3, which is how many battery packs you can afford to buy.