Plz help this is overdue idk how to do it

If myesha works overtime, she gets paid "time and a half" for every hour she works. in other words, for every hour over 40 hours myesha works each week, she gets her hourly pay plus half her hourly pay. what is myesha's pay per hour when she works overtime?

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?

The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.