What is the new price of s shirt that is on sale for 50% off and has an original price of $50?

Can someone pls ! pls answer all. no explanation needed..

Someone answer asap for ! the boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a. e = 2b - 212 b. b = 2e - 212 c. e = -2b + 212 d. b = -2e + 212

Find the value of x in the diagram below. select the best answer from the choices provided