there is a bag of sugar in the storage room. the bag contained 4/5 kilograms of sugar. the chef filled up an empty can with 1/10 kilogram of sugar and then used 3/20 of a kilogram of sugar for a cake. how much sugar was left in the bag

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.