Your charge account uses the unpaid balance method to compute the finance charge at a monthly periodic rate of 1.85%. During the month, you charged $276.15, made a payment of $175.00, and had a finance charge of $8.52. Find your previous balance.

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.