Out of 180 questions in a trivia book, Destiny answered 156 questions and was correct on 117 of them. What percent of all the questions did she answer correctly? What percent of the questions she answered were correct?

What is the sum of the first 8 terms of the geometric series

Apassenger train and a freight train leave san jose at 3pm, traveling in the same direction. the passenger train is going three times as fast as the freight train. at 6pm they are 240 miles apart. how fast is each travelling? explain your answer and show your

What is the area of the shaded sector?