Can someone help me i don’t get this at all (my mouse is covering the letter “L”)

Acourt reporter is transcribing an accident report from germany. the report states that the driver was traveling 80 kilometers per hour. how many miles per hour was the driver traveling?

Barrett is comparing the membership fees for two museums.the art museum charges a one-time fee of $8.25 plus $2.25 per month. the science museum charges a one-time fee of $10.75 plus $3.50 per month. how much does barrett save by joining the art museum instead of the science museum?

Taylor estimated the music department would raise $1,100 for new uniforms by selling tickets to a performance next week each ticket will be $12.75 about how many tickets does the music department need to sell for taylor's estimate to be reasonable