nkhuslall nkhuslall 10-02-2021 Mathematics contestada 3. The cost of a cell phone is $399. A newer model costs 15% more. During a sale, the newer model is offered at a 30% discount. Which of the following is closest to the sale price of the newer model? 3 (a) $251.16 (b) $269.10 (c) $310.96 (d) $321 20