Ineed . can someone explain this step by step? your 3 year investment of $20,000 received 5.2% interested compounded semi annually. what is your total return?

Pls yall i really need the answer fr fr

Fifty students are trying to raise at least 12,500 for a class trip. they have already raised 1,250. how much should each student raise on average in order to meet the goal? write and solve the two step inequality for this problem

Acircle has a diameter of 10 what is the area of the circle? use 3.14 for pi. round to the nearest hundredth