The newest cellular phone costs $784.26 after a 5.5% sales tax is applied. what is the cost of the cellular phone before sales tax? (a) $739.19 (b) $743.37 (c) $752.96 (d) $768.42 (e) $781.62

Acompany manufactures three types of cabinets. it makes 110 cabinets each week. in the first week, the sum of the number of type-1 cabinets and twice the number of type-2 cabinets produced was 10 more than the number of type-3 cabinets produced. the next week, the number of type-1 cabinets produced was three times more than in the first week, no type-2 cabinets were produced, and the number of type-3 cabinets produced was the same as in the previous week.