1/2 divided by 5 = 1/? of 1/2, I require help on how to get the answer.

Aladder that is 20ft long is leaning against the side of a building. if the angle formed between the ladder and the ground is 75 degrees how far is the bottom of the from the base of the building?

Mr. walker is looking at the fundraiser totals for the last five years , how does the mean of the totals compare to the median?

Atruck can be rented from company a $50 a day plus $0.60 per mile. company b charges $20 a day plus $0.80 per mile to rent the same truck. find the number of miles in a day at which the rental costs for company a and company b are the same