Aminatou is a freelance writer who gets paid $225 per newspaper articles and $560 per magazine articles. Last year, she wrote a total of 512 articles and earned a total of $221,395 for her work. How much did she earn for her work. How much did she earn for her newspaper articles alone?

Aplane is taking off from bangladesh headed to new york city. at the same time, a plane from new york city is headed to bangladesh is also taking off. the plane bound to new york city is traveling at 600 mph, while the plane traveling to bangladesh is traveling at 400 mph. how far from new york city will the two planes meet if the distance between new york city and bangladesh is 8,000 miles?

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

The evening newspaper is delivered at a random time between 5: 30 and 6: 30 pm. dinner is at a random time between 6: 00 and 7: 00 pm. each spinner is spun 30 times and the newspaper arrived 19 times before dinner. determine the experimental probability of the newspaper arriving before dinner.