Answer: Adelia brought a snack that costed 3 dollars.
Explanation:
4 quarters in each dollar
(4dollars*4quarters)
$4.00=16 quarters
(she found 2 more quarters)
16+2=18
0.25*18= $4.50
She brought a snack that left her with 6 quarters ($1.50)
$4.50-$1.50=$3.00
Adelia brought a snack for $3.00