The bookstore had 50 school sweatshirts in stock at the beginning of the school year. One week later, there were 13 sweatshirts remaining. What was the percent of decrease? Round the percent to the nearest tenth if necessary.

Which number is irrational? a) 16 b) 18 c) 25 d) 36

Aswimming pool is a rectangle with semicircles on the end. the rectangle is 12 meters wide and 30 meters long. the diameter and width of the swimming pool are equal. sketch and label an overhead diagram of the swimming pool. find the area of the swimming pool floor.

Lv beethoven software supplies customized software to a managed healthcare system. lv beethoven software's costs for the software is $1,723,000. lv beethoven software sells the software to the healthcare system for $3,816,981.10. overhead expenses are estimated at 47% of the selling price. what is lv beethoven software's net profit to the nearest dollar?