What is 15 % of 80 / 34 is what percent of 40

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers

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.