Estimate. then find the sum 251+345

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?

Simplify the expression. -2/5(10+15m-20n)

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function