A sum of $3500 is invested in two parts. One part brings a return of 5% interest and the other a return of 8% interest. The total annual interest earned is $250. Find the amount invested at the 8% rate.

Steve had 48 chocolates but he decided to give 8 chocolats to each of his f coworkers. how many chocolates does steve have left

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.

Triangle dog was rotated to create triangle d'o'g'. describe the transformation using details and degrees.