[acatisia] [Sách dạy đọc nhanh tony buzan] [phụ tình] [là m sạch tâm hồn] [도도블랑고 약점] [ná»—i+khổ+thiên+tà i] [Ava has some pennies and some nickels. She has at most 20 coins worth a minimum of $0.48 combined. If Ava has 7 pennies, determine the minimum number of nickels that she could have.] [khá»§ng long] [K Pauxtopxki] [vsp x7]