(4/-5) ÷ (-3/10)

A) 12/50
B) -18.6
C) 8/3
D) -12/50

Anyone know? will mark brainliest if correct

Asquare has a side that measures 11 units. what is the area of a circle with a circumference that equals the perimeter of the square? use 3.14 for π, and round your answer to the nearest hundredth. 1519.76 units2 379.94 units2 616.56 units2 154.14 units2

8. kelly wants to buy a magazine that is $25. later the magazine was marked up an additional 20%. what is the new price?