Sally has enough money to buy either 8d wallets or 12 coin boxes. She bought 11 wallets and 3 coin boxes. How many more wallets can she buy with her remaining money?(give your answers in term of d)
+33653 "Sally has enough money to buy either 8d wallets or 12 coin boxes. She bought 11 wallets and 3 coin boxes. How many more wallets can she buy with her remaining money?(give your answers in term of d)"
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Since Sally can buy up to 12 coin boxes and has already bought 3, she has, therefore, already spent:
3/12 =25% of her money.
She can, therefore, buy: 75% x 8d =6d wallets in total. But since she has already bought 11 wallets, it therefore follows that she can buy:
6d - 11 additional wallets.
