Please, please, please, someone help me. I don’t know the answer and I need to know it, it would be helpful if anyone could explain it, if not it’s ok I just need the answer

Solve with work adding cheese to a mcdonalds quarter pounder increases the fat content from 21g to 30g. what is the percent of change ?

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

Mis the midpoint of rq if rm equals 2x + 5 and mq equals 4x - 9 what is the length of rq