Big time movers charges an initial fee of $24.50, plus $12.75 an hour for their moving services on holidays they charge 2.5 times their regular total amount. if they made $188.75 on a job on nee year's day, how many hours did they work

An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?

10 points? me . its important ‼️‼️

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